969644059 has 2 divisors, whose sum is σ = 969644060. Its totient is φ = 969644058.

The previous prime is 969644021. The next prime is 969644069. The reversal of 969644059 is 950446969.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 969644059 - 2⁹ = 969643547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 969643997 and 969644015.

It is not a weakly prime, because it can be changed into another prime (969644069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484822029 + 484822030.

It is an arithmetic number, because the mean of its divisors is an integer number (484822030).

Almost surely, 2^969644059 is an apocalyptic number.

969644059 is a deficient number, since it is larger than the sum of its proper divisors (1).

969644059 is an equidigital number, since it uses as much as digits as its factorization.

969644059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The square root of 969644059 is about 31139.1081921111. The cubic root of 969644059 is about 989.7772035457. Note that the first 3 decimals are identical.

The spelling of 969644059 in words is "nine hundred sixty-nine million, six hundred forty-four thousand, fifty-nine".