56311141 has 2 divisors, whose sum is σ = 56311142. Its totient is φ = 56311140.

The previous prime is 56311109. The next prime is 56311169. The reversal of 56311141 is 14111365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30758116 + 25553025 = 5546^2 + 5055^2 .

It is a cyclic number.

It is not a de Polignac number, because 56311141 - 2⁵ = 56311109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56311181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28155570 + 28155571.

It is an arithmetic number, because the mean of its divisors is an integer number (28155571).

Almost surely, 2^56311141 is an apocalyptic number.

It is an amenable number.

56311141 is a deficient number, since it is larger than the sum of its proper divisors (1).

56311141 is an equidigital number, since it uses as much as digits as its factorization.

56311141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 22.

The square root of 56311141 is about 7504.0749596469. The cubic root of 56311141 is about 383.2934894105.

The spelling of 56311141 in words is "fifty-six million, three hundred eleven thousand, one hundred forty-one".