23965043 has 4 divisors (see below), whose sum is σ = 23978328. Its totient is φ = 23951760.

The previous prime is 23965013. The next prime is 23965069. The reversal of 23965043 is 34056932.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23965043 - 2⁶ = 23964979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23965013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3413 + ... + 7718.

It is an arithmetic number, because the mean of its divisors is an integer number (5994582).

Almost surely, 2^23965043 is an apocalyptic number.

23965043 is a deficient number, since it is larger than the sum of its proper divisors (13285).

23965043 is a wasteful number, since it uses less digits than its factorization.

23965043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13284.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 23965043 is about 4895.4104015905. The cubic root of 23965043 is about 288.3097995724.

The spelling of 23965043 in words is "twenty-three million, nine hundred sixty-five thousand, forty-three".