56802311 has 2 divisors, whose sum is σ = 56802312. Its totient is φ = 56802310.

The previous prime is 56802307. The next prime is 56802349. The reversal of 56802311 is 11320865.

56802311 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 56802311 - 2² = 56802307 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56802391) 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, 28401155 + 28401156.

It is an arithmetic number, because the mean of its divisors is an integer number (28401156).

Almost surely, 2^56802311 is an apocalyptic number.

56802311 is a deficient number, since it is larger than the sum of its proper divisors (1).

56802311 is an equidigital number, since it uses as much as digits as its factorization.

56802311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 56802311 is about 7536.7307899380. The cubic root of 56802311 is about 384.4046817892.

The spelling of 56802311 in words is "fifty-six million, eight hundred two thousand, three hundred eleven".