23951047 has 2 divisors, whose sum is σ = 23951048. Its totient is φ = 23951046.

The previous prime is 23951041. The next prime is 23951087. The reversal of 23951047 is 74015932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23951047 - 2⁷ = 23950919 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23951041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11975523 + 11975524.

It is an arithmetic number, because the mean of its divisors is an integer number (11975524).

Almost surely, 2^23951047 is an apocalyptic number.

23951047 is a deficient number, since it is larger than the sum of its proper divisors (1).

23951047 is an equidigital number, since it uses as much as digits as its factorization.

23951047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 23951047 is about 4893.9806906035. The cubic root of 23951047 is about 288.2536626713.

Adding to 23951047 its reverse (74015932), we get a palindrome (97966979).

The spelling of 23951047 in words is "twenty-three million, nine hundred fifty-one thousand, forty-seven".