25056671 has 2 divisors, whose sum is σ = 25056672. Its totient is φ = 25056670.

The previous prime is 25056653. The next prime is 25056679. The reversal of 25056671 is 17665052.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25056671 - 2⁶ = 25056607 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 (25056679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12528335 + 12528336.

It is an arithmetic number, because the mean of its divisors is an integer number (12528336).

Almost surely, 2^25056671 is an apocalyptic number.

25056671 is a deficient number, since it is larger than the sum of its proper divisors (1).

25056671 is an equidigital number, since it uses as much as digits as its factorization.

25056671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 25056671 is about 5005.6638920327. The cubic root of 25056671 is about 292.6225497630.

The spelling of 25056671 in words is "twenty-five million, fifty-six thousand, six hundred seventy-one".