56417143 has 2 divisors, whose sum is σ = 56417144. Its totient is φ = 56417142.

The previous prime is 56417111. The next prime is 56417159. The reversal of 56417143 is 34171465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56417143 - 2⁵ = 56417111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56417243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28208571 + 28208572.

It is an arithmetic number, because the mean of its divisors is an integer number (28208572).

Almost surely, 2^56417143 is an apocalyptic number.

56417143 is a deficient number, since it is larger than the sum of its proper divisors (1).

56417143 is an equidigital number, since it uses as much as digits as its factorization.

56417143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 56417143 is about 7511.1346013768. The cubic root of 56417143 is about 383.5338468722.

The spelling of 56417143 in words is "fifty-six million, four hundred seventeen thousand, one hundred forty-three".