23263613 has 2 divisors, whose sum is σ = 23263614. Its totient is φ = 23263612.

The previous prime is 23263589. The next prime is 23263627. The reversal of 23263613 is 31636232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18344089 + 4919524 = 4283^2 + 2218^2 .

It is a cyclic number.

It is not a de Polignac number, because 23263613 - 2⁶ = 23263549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23263693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11631806 + 11631807.

It is an arithmetic number, because the mean of its divisors is an integer number (11631807).

Almost surely, 2^23263613 is an apocalyptic number.

It is an amenable number.

23263613 is a deficient number, since it is larger than the sum of its proper divisors (1).

23263613 is an equidigital number, since it uses as much as digits as its factorization.

23263613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 26.

The square root of 23263613 is about 4823.2367762738. The cubic root of 23263613 is about 285.4690664894.

Adding to 23263613 its reverse (31636232), we get a palindrome (54899845).

The spelling of 23263613 in words is "twenty-three million, two hundred sixty-three thousand, six hundred thirteen".