791264087 has 2 divisors, whose sum is σ = 791264088. Its totient is φ = 791264086.

The previous prime is 791264077. The next prime is 791264153. The reversal of 791264087 is 780462197.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 791264087 - 2¹⁴ = 791247703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (791264077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395632043 + 395632044.

It is an arithmetic number, because the mean of its divisors is an integer number (395632044).

Almost surely, 2^791264087 is an apocalyptic number.

791264087 is a deficient number, since it is larger than the sum of its proper divisors (1).

791264087 is an equidigital number, since it uses as much as digits as its factorization.

791264087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 791264087 is about 28129.4167554182. The cubic root of 791264087 is about 924.9263489447.

The spelling of 791264087 in words is "seven hundred ninety-one million, two hundred sixty-four thousand, eighty-seven".