56544503 has 2 divisors, whose sum is σ = 56544504. Its totient is φ = 56544502.

The previous prime is 56544493. The next prime is 56544539. The reversal of 56544503 is 30544565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56544503 - 2²⁰ = 55495927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56544503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56543503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28272251 + 28272252.

It is an arithmetic number, because the mean of its divisors is an integer number (28272252).

Almost surely, 2^56544503 is an apocalyptic number.

56544503 is a deficient number, since it is larger than the sum of its proper divisors (1).

56544503 is an equidigital number, since it uses as much as digits as its factorization.

56544503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 56544503 is about 7519.6079020119. The cubic root of 56544503 is about 383.8222353382.

The spelling of 56544503 in words is "fifty-six million, five hundred forty-four thousand, five hundred three".