56445793 has 2 divisors, whose sum is σ = 56445794. Its totient is φ = 56445792.

The previous prime is 56445791. The next prime is 56445811. The reversal of 56445793 is 39754465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28387584 + 28058209 = 5328^2 + 5297^2 .

It is a cyclic number.

It is not a de Polignac number, because 56445793 - 2¹ = 56445791 is a prime.

It is a super-2 number, since 2×56445793² = 6372255094797698, which contains 22 as substring.

Together with 56445791, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (56445791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28222896 + 28222897.

It is an arithmetic number, because the mean of its divisors is an integer number (28222897).

Almost surely, 2^56445793 is an apocalyptic number.

It is an amenable number.

56445793 is a deficient number, since it is larger than the sum of its proper divisors (1).

56445793 is an equidigital number, since it uses as much as digits as its factorization.

56445793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 56445793 is about 7513.0415279033. The cubic root of 56445793 is about 383.5987584967.

The spelling of 56445793 in words is "fifty-six million, four hundred forty-five thousand, seven hundred ninety-three".