969124081 has 2 divisors, whose sum is σ = 969124082. Its totient is φ = 969124080.

The previous prime is 969124073. The next prime is 969124087. The reversal of 969124081 is 180421969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 957283600 + 11840481 = 30940^2 + 3441^2 .

It is a cyclic number.

It is not a de Polignac number, because 969124081 - 2³ = 969124073 is a prime.

It is a super-2 number, since 2×969124081² = 1878402968748189122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (969124087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484562040 + 484562041.

It is an arithmetic number, because the mean of its divisors is an integer number (484562041).

Almost surely, 2^969124081 is an apocalyptic number.

It is an amenable number.

969124081 is a deficient number, since it is larger than the sum of its proper divisors (1).

969124081 is an equidigital number, since it uses as much as digits as its factorization.

969124081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 969124081 is about 31130.7577967514. The cubic root of 969124081 is about 989.6002470669.

The spelling of 969124081 in words is "nine hundred sixty-nine million, one hundred twenty-four thousand, eighty-one".