56543459 has 8 divisors (see below), whose sum is σ = 64717920. Its totient is φ = 48393216.

The previous prime is 56543447. The next prime is 56543471. The reversal of 56543459 is 95434565.

It is an interprime number because it is at equal distance from previous prime (56543447) and next prime (56543471).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56543459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56543429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734 + ... + 10659.

It is an arithmetic number, because the mean of its divisors is an integer number (8089740).

Almost surely, 2^56543459 is an apocalyptic number.

56543459 is a deficient number, since it is larger than the sum of its proper divisors (8174461).

56543459 is a wasteful number, since it uses less digits than its factorization.

56543459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12109.

The product of its digits is 324000, while the sum is 41.

The square root of 56543459 is about 7519.5384831783. The cubic root of 56543459 is about 383.8198731111.

The spelling of 56543459 in words is "fifty-six million, five hundred forty-three thousand, four hundred fifty-nine".