2504045251 has 4 divisors (see below), whose sum is σ = 2504493400. Its totient is φ = 2503597104.

The previous prime is 2504045249. The next prime is 2504045267. The reversal of 2504045251 is 1525404052.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2504045251 - 2¹ = 2504045249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504045221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215586 + ... + 226903.

It is an arithmetic number, because the mean of its divisors is an integer number (626123350).

Almost surely, 2^2504045251 is an apocalyptic number.

2504045251 is a deficient number, since it is larger than the sum of its proper divisors (448149).

2504045251 is an equidigital number, since it uses as much as digits as its factorization.

2504045251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448148.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 2504045251 is about 50040.4361591703. The cubic root of 2504045251 is about 1357.9404471894.

The spelling of 2504045251 in words is "two billion, five hundred four million, forty-five thousand, two hundred fifty-one".