956808949 has 2 divisors, whose sum is σ = 956808950. Its totient is φ = 956808948.

The previous prime is 956808917. The next prime is 956808967. The reversal of 956808949 is 949808659.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 773396100 + 183412849 = 27810^2 + 13543^2 .

It is a cyclic number.

It is not a de Polignac number, because 956808949 - 2⁵ = 956808917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 956808893 and 956808902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (956803949) 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, 478404474 + 478404475.

It is an arithmetic number, because the mean of its divisors is an integer number (478404475).

Almost surely, 2^956808949 is an apocalyptic number.

It is an amenable number.

956808949 is a deficient number, since it is larger than the sum of its proper divisors (1).

956808949 is an equidigital number, since it uses as much as digits as its factorization.

956808949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 58.

The square root of 956808949 is about 30932.3285415114. The cubic root of 956808949 is about 985.3905874513.

The spelling of 956808949 in words is "nine hundred fifty-six million, eight hundred eight thousand, nine hundred forty-nine".