25695097 has 4 divisors (see below), whose sum is σ = 25705296. Its totient is φ = 25684900.

The previous prime is 25695083. The next prime is 25695119. The reversal of 25695097 is 79059652.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 25695097 - 2²³ = 17306489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25695077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1722 + ... + 7372.

It is an arithmetic number, because the mean of its divisors is an integer number (6426324).

Almost surely, 2^25695097 is an apocalyptic number.

It is an amenable number.

25695097 is a deficient number, since it is larger than the sum of its proper divisors (10199).

25695097 is an equidigital number, since it uses as much as digits as its factorization.

25695097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10198.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 25695097 is about 5069.0331425233. The cubic root of 25695097 is about 295.0870067978.

The spelling of 25695097 in words is "twenty-five million, six hundred ninety-five thousand, ninety-seven".