1613265152 has 18 divisors (see below), whose sum is σ = 3220228998. Its totient is φ = 806632448.

The previous prime is 1613265119. The next prime is 1613265187. The reversal of 1613265152 is 2515623161.

It can be written as a sum of positive squares in only one way, i.e., 1469648896 + 143616256 = 38336^2 + 11984^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3150653 + ... + 3151164.

It is an arithmetic number, because the mean of its divisors is an integer number (178901611).

Almost surely, 2^1613265152 is an apocalyptic number.

It is an amenable number.

1613265152 is a deficient number, since it is larger than the sum of its proper divisors (1606963846).

1613265152 is an frugal number, since it uses more digits than its factorization.

1613265152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6301833 (or 6301819 counting only the distinct ones).

The product of its digits is 10800, while the sum is 32.

The square root of 1613265152 is about 40165.4721371478. The cubic root of 1613265152 is about 1172.8304984975.

The spelling of 1613265152 in words is "one billion, six hundred thirteen million, two hundred sixty-five thousand, one hundred fifty-two".