25195313 has 8 divisors (see below), whose sum is σ = 29600256. Its totient is φ = 21142800.

The previous prime is 25195307. The next prime is 25195319. The reversal of 25195313 is 31359152.

It is an interprime number because it is at equal distance from previous prime (25195307) and next prime (25195319).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25195313 - 2⁴ = 25195297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25195319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87953 + ... + 88238.

It is an arithmetic number, because the mean of its divisors is an integer number (3700032).

Almost surely, 2^25195313 is an apocalyptic number.

It is an amenable number.

25195313 is a deficient number, since it is larger than the sum of its proper divisors (4404943).

25195313 is a wasteful number, since it uses less digits than its factorization.

25195313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176215.

The product of its digits is 4050, while the sum is 29.

The square root of 25195313 is about 5019.4933011211. The cubic root of 25195313 is about 293.1612642989.

The spelling of 25195313 in words is "twenty-five million, one hundred ninety-five thousand, three hundred thirteen".