23455207 has 2 divisors, whose sum is σ = 23455208. Its totient is φ = 23455206.

The previous prime is 23455183. The next prime is 23455217. The reversal of 23455207 is 70255432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23455207 - 2⁷ = 23455079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23455217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11727603 + 11727604.

It is an arithmetic number, because the mean of its divisors is an integer number (11727604).

Almost surely, 2^23455207 is an apocalyptic number.

23455207 is a deficient number, since it is larger than the sum of its proper divisors (1).

23455207 is an equidigital number, since it uses as much as digits as its factorization.

23455207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 23455207 is about 4843.0576085775. The cubic root of 23455207 is about 286.2506116702.

The spelling of 23455207 in words is "twenty-three million, four hundred fifty-five thousand, two hundred seven".