25755313 has 2 divisors, whose sum is σ = 25755314. Its totient is φ = 25755312.

The previous prime is 25755311. The next prime is 25755337. The reversal of 25755313 is 31355752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19114384 + 6640929 = 4372^2 + 2577^2 .

It is a cyclic number.

It is not a de Polignac number, because 25755313 - 2¹ = 25755311 is a prime.

It is a super-2 number, since 2×25755313² = 1326672295455938, which contains 22 as substring.

Together with 25755311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25755311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12877656 + 12877657.

It is an arithmetic number, because the mean of its divisors is an integer number (12877657).

Almost surely, 2^25755313 is an apocalyptic number.

It is an amenable number.

25755313 is a deficient number, since it is larger than the sum of its proper divisors (1).

25755313 is an equidigital number, since it uses as much as digits as its factorization.

25755313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15750, while the sum is 31.

The square root of 25755313 is about 5074.9692609907. The cubic root of 25755313 is about 295.3173373395.

The spelling of 25755313 in words is "twenty-five million, seven hundred fifty-five thousand, three hundred thirteen".