3130621204 has 6 divisors (see below), whose sum is σ = 5478587114. Its totient is φ = 1565310600.

The previous prime is 3130621189. The next prime is 3130621223. The reversal of 3130621204 is 4021260313.

It can be written as a sum of positive squares in only one way, i.e., 2896592400 + 234028804 = 53820^2 + 15298^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391327647 + ... + 391327654.

Almost surely, 2^3130621204 is an apocalyptic number.

It is an amenable number.

3130621204 is a deficient number, since it is larger than the sum of its proper divisors (2347965910).

3130621204 is a wasteful number, since it uses less digits than its factorization.

3130621204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782655305 (or 782655303 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3130621204 is about 55951.9544252031. The cubic root of 3130621204 is about 1462.8849573623.

Adding to 3130621204 its reverse (4021260313), we get a palindrome (7151881517).

The spelling of 3130621204 in words is "three billion, one hundred thirty million, six hundred twenty-one thousand, two hundred four".