56110291 has 2 divisors, whose sum is σ = 56110292. Its totient is φ = 56110290.

The previous prime is 56110283. The next prime is 56110321. The reversal of 56110291 is 19201165.

56110291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56110291 - 2³ = 56110283 is a prime.

It is a super-2 number, since 2×56110291² = 6296729512209362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56110231) 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 as a sum of consecutive naturals, namely, 28055145 + 28055146.

It is an arithmetic number, because the mean of its divisors is an integer number (28055146).

Almost surely, 2^56110291 is an apocalyptic number.

56110291 is a deficient number, since it is larger than the sum of its proper divisors (1).

56110291 is an equidigital number, since it uses as much as digits as its factorization.

56110291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 56110291 is about 7490.6802761832. The cubic root of 56110291 is about 382.8372374329.

The spelling of 56110291 in words is "fifty-six million, one hundred ten thousand, two hundred ninety-one".