25370879 has 2 divisors, whose sum is σ = 25370880. Its totient is φ = 25370878.

The previous prime is 25370867. The next prime is 25370881. The reversal of 25370879 is 97807352.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25370879 is a prime.

It is a Sophie Germain prime.

Together with 25370881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25370809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12685439 + 12685440.

It is an arithmetic number, because the mean of its divisors is an integer number (12685440).

Almost surely, 2^25370879 is an apocalyptic number.

25370879 is a deficient number, since it is larger than the sum of its proper divisors (1).

25370879 is an equidigital number, since it uses as much as digits as its factorization.

25370879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 25370879 is about 5036.9513597016. The cubic root of 25370879 is about 293.8406242796.

The spelling of 25370879 in words is "twenty-five million, three hundred seventy thousand, eight hundred seventy-nine".