791964731 has 2 divisors, whose sum is σ = 791964732. Its totient is φ = 791964730.

The previous prime is 791964721. The next prime is 791964739. The reversal of 791964731 is 137469197.

It is a strong prime.

It is an emirp because it is prime and its reverse (137469197) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 791964731 - 2²⁶ = 724855867 is a prime.

It is a super-2 number, since 2×791964731² = 1254416270295804722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (791964739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395982365 + 395982366.

It is an arithmetic number, because the mean of its divisors is an integer number (395982366).

Almost surely, 2^791964731 is an apocalyptic number.

791964731 is a deficient number, since it is larger than the sum of its proper divisors (1).

791964731 is an equidigital number, since it uses as much as digits as its factorization.

791964731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 47.

The square root of 791964731 is about 28141.8679372923. The cubic root of 791964731 is about 925.1992679048.

The spelling of 791964731 in words is "seven hundred ninety-one million, nine hundred sixty-four thousand, seven hundred thirty-one".