616713007 has 4 divisors (see below), whose sum is σ = 643526640. Its totient is φ = 589899376.

The previous prime is 616712983. The next prime is 616713047. The reversal of 616713007 is 700317616.

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

It is a cyclic number.

It is not a de Polignac number, because 616713007 - 2⁷ = 616712879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 616713007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616713047) 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, 13406782 + ... + 13406827.

It is an arithmetic number, because the mean of its divisors is an integer number (160881660).

Almost surely, 2^616713007 is an apocalyptic number.

616713007 is a deficient number, since it is larger than the sum of its proper divisors (26813633).

616713007 is a wasteful number, since it uses less digits than its factorization.

616713007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26813632.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 616713007 is about 24833.7070732503. The cubic root of 616713007 is about 851.1923322177.

The spelling of 616713007 in words is "six hundred sixteen million, seven hundred thirteen thousand, seven".