2504033121 has 4 divisors (see below), whose sum is σ = 3338710832. Its totient is φ = 1669355412.

The previous prime is 2504033117. The next prime is 2504033131. The reversal of 2504033121 is 1213304052.

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 not a de Polignac number, because 2504033121 - 2² = 2504033117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504033131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417338851 + ... + 417338856.

It is an arithmetic number, because the mean of its divisors is an integer number (834677708).

Almost surely, 2^2504033121 is an apocalyptic number.

It is an amenable number.

2504033121 is a deficient number, since it is larger than the sum of its proper divisors (834677711).

2504033121 is an equidigital number, since it uses as much as digits as its factorization.

2504033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834677710.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2504033121 is about 50040.3149570424. The cubic root of 2504033121 is about 1357.9382544915.

Adding to 2504033121 its reverse (1213304052), we get a palindrome (3717337173).

The spelling of 2504033121 in words is "two billion, five hundred four million, thirty-three thousand, one hundred twenty-one".