613034321 has 4 divisors (see below), whose sum is σ = 613128000. Its totient is φ = 612940644.

The previous prime is 613034309. The next prime is 613034329. The reversal of 613034321 is 123430316.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 613034321 - 2¹⁸ = 612772177 is a prime.

It is a super-2 number, since 2×613034321² = 751622157447862082, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (613034329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36221 + ... + 50378.

It is an arithmetic number, because the mean of its divisors is an integer number (153282000).

Almost surely, 2^613034321 is an apocalyptic number.

It is an amenable number.

613034321 is a deficient number, since it is larger than the sum of its proper divisors (93679).

613034321 is an equidigital number, since it uses as much as digits as its factorization.

613034321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93678.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 613034321 is about 24759.5299026456. The cubic root of 613034321 is about 849.4965050447.

Adding to 613034321 its reverse (123430316), we get a palindrome (736464637).

The spelling of 613034321 in words is "six hundred thirteen million, thirty-four thousand, three hundred twenty-one".