23630977 has 2 divisors, whose sum is σ = 23630978. Its totient is φ = 23630976.

The previous prime is 23630963. The next prime is 23630983. The reversal of 23630977 is 77903632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16613776 + 7017201 = 4076^2 + 2649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23630977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23630987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11815488 + 11815489.

It is an arithmetic number, because the mean of its divisors is an integer number (11815489).

Almost surely, 2^23630977 is an apocalyptic number.

It is an amenable number.

23630977 is a deficient number, since it is larger than the sum of its proper divisors (1).

23630977 is an equidigital number, since it uses as much as digits as its factorization.

23630977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 23630977 is about 4861.1703323377. The cubic root of 23630977 is about 286.9638734489.

It can be divided in two parts, 236 and 30977, that added together give a palindrome (31213).

The spelling of 23630977 in words is "twenty-three million, six hundred thirty thousand, nine hundred seventy-seven".