56541000311 has 2 divisors, whose sum is σ = 56541000312. Its totient is φ = 56541000310.

The previous prime is 56541000289. The next prime is 56541000319. The reversal of 56541000311 is 11300014565.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56541000311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56541000319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28270500155 + 28270500156.

It is an arithmetic number, because the mean of its divisors is an integer number (28270500156).

Almost surely, 2^56541000311 is an apocalyptic number.

56541000311 is a deficient number, since it is larger than the sum of its proper divisors (1).

56541000311 is an equidigital number, since it uses as much as digits as its factorization.

56541000311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 56541000311 its reverse (11300014565), we get a palindrome (67841014876).

The spelling of 56541000311 in words is "fifty-six billion, five hundred forty-one million, three hundred eleven", and thus it is an aban number.