969906631 has 2 divisors, whose sum is σ = 969906632. Its totient is φ = 969906630.

The previous prime is 969906601. The next prime is 969906719. The reversal of 969906631 is 136609969.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 969906631 - 2¹⁷ = 969775559 is a prime.

It is a super-2 number, since 2×969906631² = 1881437745715540322, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (969906601) 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, 484953315 + 484953316.

It is an arithmetic number, because the mean of its divisors is an integer number (484953316).

Almost surely, 2^969906631 is an apocalyptic number.

969906631 is a deficient number, since it is larger than the sum of its proper divisors (1).

969906631 is an equidigital number, since it uses as much as digits as its factorization.

969906631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 969906631 is about 31143.3240197639. The cubic root of 969906631 is about 989.8665367818.

The spelling of 969906631 in words is "nine hundred sixty-nine million, nine hundred six thousand, six hundred thirty-one".