23452987 has 2 divisors, whose sum is σ = 23452988. Its totient is φ = 23452986.

The previous prime is 23452981. The next prime is 23452991. The reversal of 23452987 is 78925432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23452987 - 2¹⁵ = 23420219 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (23452981) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11726493 + 11726494.

It is an arithmetic number, because the mean of its divisors is an integer number (11726494).

Almost surely, 2^23452987 is an apocalyptic number.

23452987 is a deficient number, since it is larger than the sum of its proper divisors (1).

23452987 is an equidigital number, since it uses as much as digits as its factorization.

23452987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 23452987 is about 4842.8284091014. The cubic root of 23452987 is about 286.2415803223.

The spelling of 23452987 in words is "twenty-three million, four hundred fifty-two thousand, nine hundred eighty-seven".