3121004044 has 24 divisors (see below), whose sum is σ = 5701812480. Its totient is φ = 1491976464.

The previous prime is 3121003999. The next prime is 3121004053. The reversal of 3121004044 is 4404001213.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238627 + ... + 251365.

It is an arithmetic number, because the mean of its divisors is an integer number (237575520).

Almost surely, 2^3121004044 is an apocalyptic number.

It is an amenable number.

3121004044 is a deficient number, since it is larger than the sum of its proper divisors (2580808436).

3121004044 is a wasteful number, since it uses less digits than its factorization.

3121004044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15429 (or 15427 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 3121004044 is about 55865.9470876490. The cubic root of 3121004044 is about 1461.3854435062.

Adding to 3121004044 its reverse (4404001213), we get a palindrome (7525005257).

The spelling of 3121004044 in words is "three billion, one hundred twenty-one million, four thousand, forty-four".