613055511 has 6 divisors (see below), whose sum is σ = 885524640. Its totient is φ = 408703668.

The previous prime is 613055483. The next prime is 613055579. The reversal of 613055511 is 115550316.

It is not a de Polignac number, because 613055511 - 2⁷ = 613055383 is a prime.

It is a super-2 number, since 2×613055511² = 751674119134942242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613055591) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34058631 + ... + 34058648.

It is an arithmetic number, because the mean of its divisors is an integer number (147587440).

Almost surely, 2^613055511 is an apocalyptic number.

613055511 is a deficient number, since it is larger than the sum of its proper divisors (272469129).

613055511 is a wasteful number, since it uses less digits than its factorization.

613055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68117285 (or 68117282 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 613055511 is about 24759.9578149883. The cubic root of 613055511 is about 849.5062927640.

The spelling of 613055511 in words is "six hundred thirteen million, fifty-five thousand, five hundred eleven".