25695379 has 2 divisors, whose sum is σ = 25695380. Its totient is φ = 25695378.

The previous prime is 25695377. The next prime is 25695413. The reversal of 25695379 is 97359652.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25695379 - 2¹ = 25695377 is a prime.

Together with 25695377, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25695377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12847689 + 12847690.

It is an arithmetic number, because the mean of its divisors is an integer number (12847690).

Almost surely, 2^25695379 is an apocalyptic number.

25695379 is a deficient number, since it is larger than the sum of its proper divisors (1).

25695379 is an equidigital number, since it uses as much as digits as its factorization.

25695379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 510300, while the sum is 46.

The square root of 25695379 is about 5069.0609584025. The cubic root of 25695379 is about 295.0880863063.

The spelling of 25695379 in words is "twenty-five million, six hundred ninety-five thousand, three hundred seventy-nine".