56101543 has 2 divisors, whose sum is σ = 56101544. Its totient is φ = 56101542.

The previous prime is 56101523. The next prime is 56101553. The reversal of 56101543 is 34510165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56101543 - 2⁵ = 56101511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56101523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28050771 + 28050772.

It is an arithmetic number, because the mean of its divisors is an integer number (28050772).

Almost surely, 2^56101543 is an apocalyptic number.

56101543 is a deficient number, since it is larger than the sum of its proper divisors (1).

56101543 is an equidigital number, since it uses as much as digits as its factorization.

56101543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 56101543 is about 7490.0963278185. The cubic root of 56101543 is about 382.8173407012.

It can be divided in two parts, 56101 and 543, that added together give a square (56644 = 238²).

The spelling of 56101543 in words is "fifty-six million, one hundred one thousand, five hundred forty-three".