613155323 has 16 divisors (see below), whose sum is σ = 694172160. Its totient is φ = 536474400.

The previous prime is 613155313. The next prime is 613155331. The reversal of 613155323 is 323551316.

It is not a de Polignac number, because 613155323 - 2⁶ = 613155259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (613155313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102686 + ... + 108492.

It is an arithmetic number, because the mean of its divisors is an integer number (43385760).

Almost surely, 2^613155323 is an apocalyptic number.

613155323 is a deficient number, since it is larger than the sum of its proper divisors (81016837).

613155323 is a wasteful number, since it uses less digits than its factorization.

613155323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6178.

The product of its digits is 8100, while the sum is 29.

The square root of 613155323 is about 24761.9733260498. The cubic root of 613155323 is about 849.5523931683.

The spelling of 613155323 in words is "six hundred thirteen million, one hundred fifty-five thousand, three hundred twenty-three".