56273603 has 2 divisors, whose sum is σ = 56273604. Its totient is φ = 56273602.

The previous prime is 56273599. The next prime is 56273629. The reversal of 56273603 is 30637265.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56273603 - 2² = 56273599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56273603.

It is not a weakly prime, because it can be changed into another prime (56273683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28136801 + 28136802.

It is an arithmetic number, because the mean of its divisors is an integer number (28136802).

Almost surely, 2^56273603 is an apocalyptic number.

56273603 is a deficient number, since it is larger than the sum of its proper divisors (1).

56273603 is an equidigital number, since it uses as much as digits as its factorization.

56273603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 56273603 is about 7501.5733683008. The cubic root of 56273603 is about 383.2083004109.

The spelling of 56273603 in words is "fifty-six million, two hundred seventy-three thousand, six hundred three".