13025917 has 2 divisors, whose sum is σ = 13025918. Its totient is φ = 13025916.

The previous prime is 13025911. The next prime is 13025923. The reversal of 13025917 is 71952031.

It is a balanced prime because it is at equal distance from previous prime (13025911) and next prime (13025923).

It can be written as a sum of positive squares in only one way, i.e., 11758041 + 1267876 = 3429^2 + 1126^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13025917 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13025911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6512958 + 6512959.

It is an arithmetic number, because the mean of its divisors is an integer number (6512959).

Almost surely, 2^13025917 is an apocalyptic number.

It is an amenable number.

13025917 is a deficient number, since it is larger than the sum of its proper divisors (1).

13025917 is an equidigital number, since it uses as much as digits as its factorization.

13025917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 13025917 is about 3609.1435272097. The cubic root of 13025917 is about 235.2896202829.

Adding to 13025917 its reverse (71952031), we get a palindrome (84977948).

The spelling of 13025917 in words is "thirteen million, twenty-five thousand, nine hundred seventeen".