2504004051 has 4 divisors (see below), whose sum is σ = 3338672072. Its totient is φ = 1669336032.

The previous prime is 2504004047. The next prime is 2504004059. The reversal of 2504004051 is 1504004052.

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

It is not a de Polignac number, because 2504004051 - 2² = 2504004047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504004059) 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, 417334006 + ... + 417334011.

It is an arithmetic number, because the mean of its divisors is an integer number (834668018).

Almost surely, 2^2504004051 is an apocalyptic number.

2504004051 is a deficient number, since it is larger than the sum of its proper divisors (834668021).

2504004051 is an equidigital number, since it uses as much as digits as its factorization.

2504004051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834668020.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2504004051 is about 50040.0244904017. The cubic root of 2504004051 is about 1357.9329995799.

Subtracting from 2504004051 its reverse (1504004052), we obtain a palindrome (999999999).

The spelling of 2504004051 in words is "two billion, five hundred four million, four thousand, fifty-one".