956400971 has 2 divisors, whose sum is σ = 956400972. Its totient is φ = 956400970.

The previous prime is 956400911. The next prime is 956400997. The reversal of 956400971 is 179004659.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 956400971 - 2¹⁴ = 956384587 is a prime.

It is not a weakly prime, because it can be changed into another prime (956400911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478200485 + 478200486.

It is an arithmetic number, because the mean of its divisors is an integer number (478200486).

Almost surely, 2^956400971 is an apocalyptic number.

956400971 is a deficient number, since it is larger than the sum of its proper divisors (1).

956400971 is an equidigital number, since it uses as much as digits as its factorization.

956400971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 956400971 is about 30925.7331521825. The cubic root of 956400971 is about 985.2505125233.

The spelling of 956400971 in words is "nine hundred fifty-six million, four hundred thousand, nine hundred seventy-one".