56673503 has 2 divisors, whose sum is σ = 56673504. Its totient is φ = 56673502.

The previous prime is 56673499. The next prime is 56673557. The reversal of 56673503 is 30537665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56673503 - 2² = 56673499 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56673593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28336751 + 28336752.

It is an arithmetic number, because the mean of its divisors is an integer number (28336752).

Almost surely, 2^56673503 is an apocalyptic number.

56673503 is a deficient number, since it is larger than the sum of its proper divisors (1).

56673503 is an equidigital number, since it uses as much as digits as its factorization.

56673503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 35.

The square root of 56673503 is about 7528.1805902887. The cubic root of 56673503 is about 384.1138962456.

The spelling of 56673503 in words is "fifty-six million, six hundred seventy-three thousand, five hundred three".