2504004061 has 4 divisors (see below), whose sum is σ = 2696619772. Its totient is φ = 2311388352.

The previous prime is 2504004059. The next prime is 2504004121. The reversal of 2504004061 is 1604004052.

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

It can be written as a sum of positive squares in 2 ways, for example, as 307300900 + 2196703161 = 17530^2 + 46869^2 .

It is not a de Polignac number, because 2504004061 - 2¹ = 2504004059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504004161) 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, 96307836 + ... + 96307861.

It is an arithmetic number, because the mean of its divisors is an integer number (674154943).

Almost surely, 2^2504004061 is an apocalyptic number.

It is an amenable number.

2504004061 is a deficient number, since it is larger than the sum of its proper divisors (192615711).

2504004061 is a wasteful number, since it uses less digits than its factorization.

2504004061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192615710.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2504004061 is about 50040.0245903217. The cubic root of 2504004061 is about 1357.9330013876.

Subtracting from 2504004061 its reverse (1604004052), we obtain a palindrome (900000009).

The spelling of 2504004061 in words is "two billion, five hundred four million, four thousand, sixty-one".