956320999 has 2 divisors, whose sum is σ = 956321000. Its totient is φ = 956320998.

The previous prime is 956320913. The next prime is 956321021. The reversal of 956320999 is 999023659.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 956320999 - 2⁹ = 956320487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (956320909) 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, 478160499 + 478160500.

It is an arithmetic number, because the mean of its divisors is an integer number (478160500).

Almost surely, 2^956320999 is an apocalyptic number.

956320999 is a deficient number, since it is larger than the sum of its proper divisors (1).

956320999 is an equidigital number, since it uses as much as digits as its factorization.

956320999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1180980, while the sum is 52.

The square root of 956320999 is about 30924.4401566140. The cubic root of 956320999 is about 985.2230503142.

The spelling of 956320999 in words is "nine hundred fifty-six million, three hundred twenty thousand, nine hundred ninety-nine".