969690331 has 2 divisors, whose sum is σ = 969690332. Its totient is φ = 969690330.

The previous prime is 969690283. The next prime is 969690341. The reversal of 969690331 is 133096969.

969690331 is nontrivially palindromic in base 4.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 969690331 - 2¹⁷ = 969559259 is a prime.

It is a super-2 number, since 2×969690331² = 1880598676069779122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (969690341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484845165 + 484845166.

It is an arithmetic number, because the mean of its divisors is an integer number (484845166).

Almost surely, 2^969690331 is an apocalyptic number.

969690331 is a deficient number, since it is larger than the sum of its proper divisors (1).

969690331 is an equidigital number, since it uses as much as digits as its factorization.

969690331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236196, while the sum is 46.

The square root of 969690331 is about 31139.8511717702. The cubic root of 969690331 is about 989.7929475505.

The spelling of 969690331 in words is "nine hundred sixty-nine million, six hundred ninety thousand, three hundred thirty-one".