25594031 has 2 divisors, whose sum is σ = 25594032. Its totient is φ = 25594030.

The previous prime is 25594001. The next prime is 25594033. The reversal of 25594031 is 13049552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25594031 is a prime.

It is a super-2 number, since 2×25594031² = 1310108845657922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 25594033, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 25593985 and 25594003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25594033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12797015 + 12797016.

It is an arithmetic number, because the mean of its divisors is an integer number (12797016).

Almost surely, 2^25594031 is an apocalyptic number.

25594031 is a deficient number, since it is larger than the sum of its proper divisors (1).

25594031 is an equidigital number, since it uses as much as digits as its factorization.

25594031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 25594031 is about 5059.0543582769. The cubic root of 25594031 is about 294.6996118773.

The spelling of 25594031 in words is "twenty-five million, five hundred ninety-four thousand, thirty-one".