613252163 has 4 divisors (see below), whose sum is σ = 613351200. Its totient is φ = 613153128.

The previous prime is 613252127. The next prime is 613252181. The reversal of 613252163 is 361252316.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613252163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613242163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39563 + ... + 52836.

It is an arithmetic number, because the mean of its divisors is an integer number (153337800).

Almost surely, 2^613252163 is an apocalyptic number.

613252163 is a deficient number, since it is larger than the sum of its proper divisors (99037).

613252163 is an equidigital number, since it uses as much as digits as its factorization.

613252163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99036.

The product of its digits is 6480, while the sum is 29.

The square root of 613252163 is about 24763.9286665101. The cubic root of 613252163 is about 849.5971161066.

The spelling of 613252163 in words is "six hundred thirteen million, two hundred fifty-two thousand, one hundred sixty-three".