613131304 has 16 divisors (see below), whose sum is σ = 1169107200. Its totient is φ = 301369392.

The previous prime is 613131301. The next prime is 613131331. The reversal of 613131304 is 403131316.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (613131301) 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, 649032 + ... + 649975.

It is an arithmetic number, because the mean of its divisors is an integer number (73069200).

Almost surely, 2^613131304 is an apocalyptic number.

It is an amenable number.

613131304 is a deficient number, since it is larger than the sum of its proper divisors (555975896).

613131304 is a wasteful number, since it uses less digits than its factorization.

613131304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299072 (or 1299068 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 613131304 is about 24761.4883236045. The cubic root of 613131304 is about 849.5412999132.

The spelling of 613131304 in words is "six hundred thirteen million, one hundred thirty-one thousand, three hundred four".