2504131138 has 8 divisors (see below), whose sum is σ = 3757204620. Its totient is φ = 1251729600.

The previous prime is 2504131109. The next prime is 2504131139. The reversal of 2504131138 is 8311314052.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2502300529 + 1830609 = 50023^2 + 1353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2504131139) 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, 158563 + ... + 173638.

Almost surely, 2^2504131138 is an apocalyptic number.

2504131138 is a deficient number, since it is larger than the sum of its proper divisors (1253073482).

2504131138 is a wasteful number, since it uses less digits than its factorization.

2504131138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335972.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2504131138 is about 50041.2943277849. The cubic root of 2504131138 is about 1357.9559724809.

The spelling of 2504131138 in words is "two billion, five hundred four million, one hundred thirty-one thousand, one hundred thirty-eight".