23454719 has 2 divisors, whose sum is σ = 23454720. Its totient is φ = 23454718.

The previous prime is 23454709. The next prime is 23454727. The reversal of 23454719 is 91745432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23454719 - 2⁴ = 23454703 is a prime.

It is a super-2 number, since 2×23454719² = 1100247686737922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23454709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11727359 + 11727360.

It is an arithmetic number, because the mean of its divisors is an integer number (11727360).

Almost surely, 2^23454719 is an apocalyptic number.

23454719 is a deficient number, since it is larger than the sum of its proper divisors (1).

23454719 is an equidigital number, since it uses as much as digits as its factorization.

23454719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 23454719 is about 4843.0072269201. The cubic root of 23454719 is about 286.2486264498.

The spelling of 23454719 in words is "twenty-three million, four hundred fifty-four thousand, seven hundred nineteen".