56367811 has 2 divisors, whose sum is σ = 56367812. Its totient is φ = 56367810.

The previous prime is 56367809. The next prime is 56367877. The reversal of 56367811 is 11876365.

56367811 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 56367811 - 2¹ = 56367809 is a prime.

Together with 56367809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (56367881) 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, 28183905 + 28183906.

It is an arithmetic number, because the mean of its divisors is an integer number (28183906).

Almost surely, 2^56367811 is an apocalyptic number.

56367811 is a deficient number, since it is larger than the sum of its proper divisors (1).

56367811 is an equidigital number, since it uses as much as digits as its factorization.

56367811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 56367811 is about 7507.8499585434. The cubic root of 56367811 is about 383.4220250145.

The spelling of 56367811 in words is "fifty-six million, three hundred sixty-seven thousand, eight hundred eleven".