15313604791 has 2 divisors, whose sum is σ = 15313604792. Its totient is φ = 15313604790.

The previous prime is 15313604771. The next prime is 15313604797. The reversal of 15313604791 is 19740631351.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15313604791 - 2⁵ = 15313604759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15313604797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7656802395 + 7656802396.

It is an arithmetic number, because the mean of its divisors is an integer number (7656802396).

Almost surely, 2^15313604791 is an apocalyptic number.

15313604791 is a deficient number, since it is larger than the sum of its proper divisors (1).

15313604791 is an equidigital number, since it uses as much as digits as its factorization.

15313604791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 15313604791 in words is "fifteen billion, three hundred thirteen million, six hundred four thousand, seven hundred ninety-one".