613257323 has 8 divisors (see below), whose sum is σ = 703473120. Its totient is φ = 523693440.

The previous prime is 613257311. The next prime is 613257331. The reversal of 613257323 is 323752316.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 613257323 - 2⁸ = 613257067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 613257323.

It is not an unprimeable number, because it can be changed into a prime (613257343) 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 7 ways as a sum of consecutive naturals, for example, 160958 + ... + 164723.

It is an arithmetic number, because the mean of its divisors is an integer number (87934140).

Almost surely, 2^613257323 is an apocalyptic number.

613257323 is a deficient number, since it is larger than the sum of its proper divisors (90215797).

613257323 is a wasteful number, since it uses less digits than its factorization.

613257323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325957.

The product of its digits is 22680, while the sum is 32.

The square root of 613257323 is about 24764.0328500832. The cubic root of 613257323 is about 849.5994989811.

The spelling of 613257323 in words is "six hundred thirteen million, two hundred fifty-seven thousand, three hundred twenty-three".