23963039 has 2 divisors, whose sum is σ = 23963040. Its totient is φ = 23963038.

The previous prime is 23963011. The next prime is 23963041. The reversal of 23963039 is 93036932.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23963039 is a prime.

Together with 23963041, 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 (23963089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11981519 + 11981520.

It is an arithmetic number, because the mean of its divisors is an integer number (11981520).

Almost surely, 2^23963039 is an apocalyptic number.

23963039 is a deficient number, since it is larger than the sum of its proper divisors (1).

23963039 is an equidigital number, since it uses as much as digits as its factorization.

23963039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 23963039 is about 4895.2057157999. The cubic root of 23963039 is about 288.3017630204.

The spelling of 23963039 in words is "twenty-three million, nine hundred sixty-three thousand, thirty-nine".