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12345325 = 52493813
BaseRepresentation
bin101111000101…
…111111101101
3212020012121021
4233011333231
511130022300
61120334141
7206635126
oct57057755
925205537
1012345325
116a72253
124174351
132733235
1418d504d
15113cd1a
hexbc5fed

12345325 has 6 divisors (see below), whose sum is σ = 15308234. Its totient is φ = 9876240.

The previous prime is 12345323. The next prime is 12345341. The reversal of 12345325 is 52354321.

It can be written as a sum of positive squares in 3 ways, for example, as 311364 + 12033961 = 558^2 + 3469^2 .

It is not a de Polignac number, because 12345325 - 21 = 12345323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 493813 = 12345325 / (1 + 2 + 3 + 4 + 5 + 3 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12345325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12345323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246882 + ... + 246931.

Almost surely, 212345325 is an apocalyptic number.

It is an amenable number.

12345325 is a deficient number, since it is larger than the sum of its proper divisors (2962909).

12345325 is an equidigital number, since it uses as much as digits as its factorization.

12345325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493823 (or 493818 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 12345325 is about 3513.5914674304. The cubic root of 12345325 is about 231.1182156364.

Adding to 12345325 its reverse (52354321), we get a palindrome (64699646).

The spelling of 12345325 in words is "twelve million, three hundred forty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 493813 2469065 12345325