25023959 has 2 divisors, whose sum is σ = 25023960. Its totient is φ = 25023958.

The previous prime is 25023941. The next prime is 25023991. The reversal of 25023959 is 95932052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25023959 - 2²⁴ = 8246743 is a prime.

It is a Chen prime.

It is equal to p_1567367 and since 25023959 and 1567367 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25028959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12511979 + 12511980.

It is an arithmetic number, because the mean of its divisors is an integer number (12511980).

Almost surely, 2^25023959 is an apocalyptic number.

25023959 is a deficient number, since it is larger than the sum of its proper divisors (1).

25023959 is an equidigital number, since it uses as much as digits as its factorization.

25023959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 25023959 is about 5002.3953262412. The cubic root of 25023959 is about 292.4951527188.

The spelling of 25023959 in words is "twenty-five million, twenty-three thousand, nine hundred fifty-nine".