25957003 has 4 divisors (see below), whose sum is σ = 25968088. Its totient is φ = 25945920.

The previous prime is 25956989. The next prime is 25957027. The reversal of 25957003 is 30075952.

It is a happy number.

It is a semiprime because it is the product of two primes, 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 25957003 - 2⁵ = 25956971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25957703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501 + ... + 7222.

It is an arithmetic number, because the mean of its divisors is an integer number (6492022).

Almost surely, 2^25957003 is an apocalyptic number.

25957003 is a deficient number, since it is larger than the sum of its proper divisors (11085).

25957003 is an equidigital number, since it uses as much as digits as its factorization.

25957003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11084.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 25957003 is about 5094.8015663027. The cubic root of 25957003 is about 296.0862110400.

The spelling of 25957003 in words is "twenty-five million, nine hundred fifty-seven thousand, three".