1323525125 has 16 divisors (see below), whose sum is σ = 1778819952. Its totient is φ = 977371200.

The previous prime is 1323525121. The next prime is 1323525143. The reversal of 1323525125 is 5215253231.

It can be written as a sum of positive squares in 8 ways, for example, as 816644929 + 506880196 = 28577^2 + 22514^2 .

It is not a de Polignac number, because 1323525125 - 2² = 1323525121 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323525121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405614 + ... + 408863.

It is an arithmetic number, because the mean of its divisors is an integer number (111176247).

Almost surely, 2^1323525125 is an apocalyptic number.

It is an amenable number.

1323525125 is a deficient number, since it is larger than the sum of its proper divisors (455294827).

1323525125 is an equidigital number, since it uses as much as digits as its factorization.

1323525125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814505 (or 814495 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 1323525125 is about 36380.2848394567. The cubic root of 1323525125 is about 1097.9369389122.

Adding to 1323525125 its reverse (5215253231), we get a palindrome (6538778356).

The spelling of 1323525125 in words is "one billion, three hundred twenty-three million, five hundred twenty-five thousand, one hundred twenty-five".