25500967 has 2 divisors, whose sum is σ = 25500968. Its totient is φ = 25500966.

The previous prime is 25500929. The next prime is 25500971. The reversal of 25500967 is 76900552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25500967 - 2¹¹ = 25498919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25500467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12750483 + 12750484.

It is an arithmetic number, because the mean of its divisors is an integer number (12750484).

Almost surely, 2^25500967 is an apocalyptic number.

25500967 is a deficient number, since it is larger than the sum of its proper divisors (1).

25500967 is an equidigital number, since it uses as much as digits as its factorization.

25500967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 25500967 is about 5049.8482155407. The cubic root of 25500967 is about 294.3419863867.

The spelling of 25500967 in words is "twenty-five million, five hundred thousand, nine hundred sixty-seven".