23525387 has 2 divisors, whose sum is σ = 23525388. Its totient is φ = 23525386.

The previous prime is 23525317. The next prime is 23525413. The reversal of 23525387 is 78352532.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23525387 is a prime.

It is a Chen prime.

It is equal to p_1479194 and since 23525387 and 1479194 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (23525317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11762693 + 11762694.

It is an arithmetic number, because the mean of its divisors is an integer number (11762694).

Almost surely, 2^23525387 is an apocalyptic number.

23525387 is a deficient number, since it is larger than the sum of its proper divisors (1).

23525387 is an equidigital number, since it uses as much as digits as its factorization.

23525387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

The square root of 23525387 is about 4850.2976197343. The cubic root of 23525387 is about 286.5358228971.

The spelling of 23525387 in words is "twenty-three million, five hundred twenty-five thousand, three hundred eighty-seven".