613161376 has 12 divisors (see below), whose sum is σ = 1207161522. Its totient is φ = 306580672.

The previous prime is 613161361. The next prime is 613161403. The reversal of 613161376 is 673161316.

It can be written as a sum of positive squares in only one way, i.e., 550371600 + 62789776 = 23460^2 + 7924^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9580615 + ... + 9580678.

Almost surely, 2^613161376 is an apocalyptic number.

It is an amenable number.

613161376 is a deficient number, since it is larger than the sum of its proper divisors (594000146).

613161376 is a wasteful number, since it uses less digits than its factorization.

613161376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19161303 (or 19161295 counting only the distinct ones).

The product of its digits is 13608, while the sum is 34.

The square root of 613161376 is about 24762.0955494482. The cubic root of 613161376 is about 849.5551887209. Note that the first 3 decimals are identical.

The spelling of 613161376 in words is "six hundred thirteen million, one hundred sixty-one thousand, three hundred seventy-six".