956364889 has 2 divisors, whose sum is σ = 956364890. Its totient is φ = 956364888.

The previous prime is 956364853. The next prime is 956364907. The reversal of 956364889 is 988463659.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 837118489 + 119246400 = 28933^2 + 10920^2 .

It is a cyclic number.

It is not a de Polignac number, because 956364889 - 2²¹ = 954267737 is a prime.

It is not a weakly prime, because it can be changed into another prime (956364839) 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, 478182444 + 478182445.

It is an arithmetic number, because the mean of its divisors is an integer number (478182445).

Almost surely, 2^956364889 is an apocalyptic number.

It is an amenable number.

956364889 is a deficient number, since it is larger than the sum of its proper divisors (1).

956364889 is an equidigital number, since it uses as much as digits as its factorization.

956364889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11197440, while the sum is 58.

The square root of 956364889 is about 30925.1497813673. The cubic root of 956364889 is about 985.2381222333.

The spelling of 956364889 in words is "nine hundred fifty-six million, three hundred sixty-four thousand, eight hundred eighty-nine".