613064771 has 12 divisors (see below), whose sum is σ = 677782896. Its totient is φ = 554091120.

The previous prime is 613064743. The next prime is 613064779. The reversal of 613064771 is 177460316.

It is a de Polignac number, because none of the positive numbers 2^k-613064771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613064779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6290 + ... + 35576.

It is an arithmetic number, because the mean of its divisors is an integer number (56481908).

Almost surely, 2^613064771 is an apocalyptic number.

613064771 is a deficient number, since it is larger than the sum of its proper divisors (64718125).

613064771 is a wasteful number, since it uses less digits than its factorization.

613064771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29482 (or 29471 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 613064771 is about 24760.1448097542. The cubic root of 613064771 is about 849.5105699126.

The spelling of 613064771 in words is "six hundred thirteen million, sixty-four thousand, seven hundred seventy-one".