23016131 has 2 divisors, whose sum is σ = 23016132. Its totient is φ = 23016130.

The previous prime is 23016127. The next prime is 23016143. The reversal of 23016131 is 13161032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23016131 - 2² = 23016127 is a prime.

It is a super-2 number, since 2×23016131² = 1059484572418322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23016731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11508065 + 11508066.

It is an arithmetic number, because the mean of its divisors is an integer number (11508066).

Almost surely, 2^23016131 is an apocalyptic number.

23016131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23016131 is an equidigital number, since it uses as much as digits as its factorization.

23016131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 23016131 is about 4797.5130015457. The cubic root of 23016131 is about 284.4531671124.

Adding to 23016131 its reverse (13161032), we get a palindrome (36177163).

It can be divided in two parts, 230 and 16131, that added together give a palindrome (16361).

The spelling of 23016131 in words is "twenty-three million, sixteen thousand, one hundred thirty-one".