23508113 has 2 divisors, whose sum is σ = 23508114. Its totient is φ = 23508112.

The previous prime is 23508101. The next prime is 23508151. The reversal of 23508113 is 31180532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18386944 + 5121169 = 4288^2 + 2263^2 .

It is a cyclic number.

It is not a de Polignac number, because 23508113 - 2⁶ = 23508049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23508913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11754056 + 11754057.

It is an arithmetic number, because the mean of its divisors is an integer number (11754057).

Almost surely, 2^23508113 is an apocalyptic number.

It is an amenable number.

23508113 is a deficient number, since it is larger than the sum of its proper divisors (1).

23508113 is an equidigital number, since it uses as much as digits as its factorization.

23508113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 23508113 is about 4848.5165772636. The cubic root of 23508113 is about 286.4656741148.

Adding to 23508113 its reverse (31180532), we get a palindrome (54688645).

The spelling of 23508113 in words is "twenty-three million, five hundred eight thousand, one hundred thirteen".