15352297613 has 2 divisors, whose sum is σ = 15352297614. Its totient is φ = 15352297612.

The previous prime is 15352297489. The next prime is 15352297621. The reversal of 15352297613 is 31679225351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11885796484 + 3466501129 = 109022^2 + 58877^2 .

It is a cyclic number.

It is not a de Polignac number, because 15352297613 - 2¹⁴ = 15352281229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15352297663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7676148806 + 7676148807.

It is an arithmetic number, because the mean of its divisors is an integer number (7676148807).

Almost surely, 2^15352297613 is an apocalyptic number.

It is an amenable number.

15352297613 is a deficient number, since it is larger than the sum of its proper divisors (1).

15352297613 is an equidigital number, since it uses as much as digits as its factorization.

15352297613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The spelling of 15352297613 in words is "fifteen billion, three hundred fifty-two million, two hundred ninety-seven thousand, six hundred thirteen".