56963603 has 4 divisors (see below), whose sum is σ = 56979240. Its totient is φ = 56947968.

The previous prime is 56963597. The next prime is 56963611. The reversal of 56963603 is 30636965.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 56963603 - 2⁴ = 56963587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56963623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851 + ... + 10707.

It is an arithmetic number, because the mean of its divisors is an integer number (14244810).

Almost surely, 2^56963603 is an apocalyptic number.

56963603 is a deficient number, since it is larger than the sum of its proper divisors (15637).

56963603 is an equidigital number, since it uses as much as digits as its factorization.

56963603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15636.

The product of its (nonzero) digits is 87480, while the sum is 38.

The square root of 56963603 is about 7547.4236001433. The cubic root of 56963603 is about 384.7681811273.

The spelling of 56963603 in words is "fifty-six million, nine hundred sixty-three thousand, six hundred three".