25040113 has 4 divisors (see below), whose sum is σ = 28617280. Its totient is φ = 21462948.

The previous prime is 25040107. The next prime is 25040149. The reversal of 25040113 is 31104052.

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.

It is a cyclic number.

It is not a de Polignac number, because 25040113 - 2⁹ = 25039601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25040173) 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, 1788573 + ... + 1788586.

It is an arithmetic number, because the mean of its divisors is an integer number (7154320).

Almost surely, 2^25040113 is an apocalyptic number.

It is an amenable number.

25040113 is a deficient number, since it is larger than the sum of its proper divisors (3577167).

25040113 is an equidigital number, since it uses as much as digits as its factorization.

25040113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3577166.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 25040113 is about 5004.0096922368. The cubic root of 25040113 is about 292.5580784178.

Adding to 25040113 its reverse (31104052), we get a palindrome (56144165).

The spelling of 25040113 in words is "twenty-five million, forty thousand, one hundred thirteen".