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1241325 = 3452613
BaseRepresentation
bin100101111000011101101
32100001210000
410233003231
5304210300
642334513
713360011
oct4570355
92301700
101241325
11778698
124ba439
13346017
14244541
15197c00
hex12f0ed

1241325 has 30 divisors (see below), whose sum is σ = 2303114. Its totient is φ = 660960.

The previous prime is 1241321. The next prime is 1241341. The reversal of 1241325 is 5231421.

It can be written as a sum of positive squares in 3 ways, for example, as 15876 + 1225449 = 126^2 + 1107^2 .

It is not a de Polignac number, because 1241325 - 22 = 1241321 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1241298 and 1241307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241321) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1719 + ... + 2331.

21241325 is an apocalyptic number.

1241325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1241325 is a deficient number, since it is larger than the sum of its proper divisors (1061789).

1241325 is an equidigital number, since it uses as much as digits as its factorization.

1241325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 621 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1241325 is about 1114.1476562826. The cubic root of 1241325 is about 107.4719595154.

Adding to 1241325 its reverse (5231421), we get a palindrome (6472746).

The spelling of 1241325 in words is "one million, two hundred forty-one thousand, three hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 405 613 675 1839 2025 3065 5517 9195 15325 16551 27585 45975 49653 82755 137925 248265 413775 1241325