613002913 has 4 divisors (see below), whose sum is σ = 614769840. Its totient is φ = 611235988.

The previous prime is 613002821. The next prime is 613002917. The reversal of 613002913 is 319200316.

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 a de Polignac number, because none of the positive numbers 2^k-613002913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613002917) 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 3 ways as a sum of consecutive naturals, for example, 882943 + ... + 883636.

It is an arithmetic number, because the mean of its divisors is an integer number (153692460).

Almost surely, 2^613002913 is an apocalyptic number.

It is an amenable number.

613002913 is a deficient number, since it is larger than the sum of its proper divisors (1766927).

613002913 is a wasteful number, since it uses less digits than its factorization.

613002913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766926.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 613002913 is about 24758.8956336909. The cubic root of 613002913 is about 849.4819971882.

The spelling of 613002913 in words is "six hundred thirteen million, two thousand, nine hundred thirteen".