23253719 has 2 divisors, whose sum is σ = 23253720. Its totient is φ = 23253718.

The previous prime is 23253661. The next prime is 23253721. The reversal of 23253719 is 91735232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23253719 - 2⁸ = 23253463 is a prime.

It is a super-2 number, since 2×23253719² = 1081470894661922, which contains 22 as substring.

Together with 23253721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23253019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11626859 + 11626860.

It is an arithmetic number, because the mean of its divisors is an integer number (11626860).

Almost surely, 2^23253719 is an apocalyptic number.

23253719 is a deficient number, since it is larger than the sum of its proper divisors (1).

23253719 is an equidigital number, since it uses as much as digits as its factorization.

23253719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 32.

The square root of 23253719 is about 4822.2110074114. The cubic root of 23253719 is about 285.4285908126.

The spelling of 23253719 in words is "twenty-three million, two hundred fifty-three thousand, seven hundred nineteen".