516056311 has 4 divisors (see below), whose sum is σ = 523758712. Its totient is φ = 508353912.

The previous prime is 516056239. The next prime is 516056339. The reversal of 516056311 is 113650615.

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 516056311 - 2⁷ = 516056183 is a prime.

It is a super-2 number, since 2×516056311² = 532628232245857442, which contains 22 as substring.

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 516056311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516056011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3851100 + ... + 3851233.

It is an arithmetic number, because the mean of its divisors is an integer number (130939678).

Almost surely, 2^516056311 is an apocalyptic number.

516056311 is a deficient number, since it is larger than the sum of its proper divisors (7702401).

516056311 is an equidigital number, since it uses as much as digits as its factorization.

516056311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702400.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 516056311 is about 22716.8728261616. The cubic root of 516056311 is about 802.1071072305.

The spelling of 516056311 in words is "five hundred sixteen million, fifty-six thousand, three hundred eleven".