3112561304 has 16 divisors (see below), whose sum is σ = 6143213400. Its totient is φ = 1474371072.

The previous prime is 3112561303. The next prime is 3112561307. The reversal of 3112561304 is 4031652113.

3112561304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112561301) 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, 10238537 + ... + 10238840.

Almost surely, 2^3112561304 is an apocalyptic number.

It is an amenable number.

3112561304 is a deficient number, since it is larger than the sum of its proper divisors (3030652096).

3112561304 is a wasteful number, since it uses less digits than its factorization.

3112561304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20477402 (or 20477398 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 3112561304 is about 55790.3334279336. Note that the first 3 decimals coincide. The cubic root of 3112561304 is about 1460.0665047582.

It can be divided in two parts, 31125 and 61304, that added together give a palindrome (92429).

The spelling of 3112561304 in words is "three billion, one hundred twelve million, five hundred sixty-one thousand, three hundred four".