56466811 has 2 divisors, whose sum is σ = 56466812. Its totient is φ = 56466810.

The previous prime is 56466793. The next prime is 56466821. The reversal of 56466811 is 11866465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56466811 - 2¹¹ = 56464763 is a prime.

It is not a weakly prime, because it can be changed into another prime (56466821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28233405 + 28233406.

It is an arithmetic number, because the mean of its divisors is an integer number (28233406).

Almost surely, 2^56466811 is an apocalyptic number.

56466811 is a deficient number, since it is larger than the sum of its proper divisors (1).

56466811 is an equidigital number, since it uses as much as digits as its factorization.

56466811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The square root of 56466811 is about 7514.4401654415. The cubic root of 56466811 is about 383.6463645140.

The spelling of 56466811 in words is "fifty-six million, four hundred sixty-six thousand, eight hundred eleven".