56821483 has 2 divisors, whose sum is σ = 56821484. Its totient is φ = 56821482.

The previous prime is 56821433. The next prime is 56821487. The reversal of 56821483 is 38412865.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56821483 - 2²⁵ = 23267051 is a prime.

It is not a weakly prime, because it can be changed into another prime (56821487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28410741 + 28410742.

It is an arithmetic number, because the mean of its divisors is an integer number (28410742).

Almost surely, 2^56821483 is an apocalyptic number.

56821483 is a deficient number, since it is larger than the sum of its proper divisors (1).

56821483 is an equidigital number, since it uses as much as digits as its factorization.

56821483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 37.

The square root of 56821483 is about 7538.0025868926. The cubic root of 56821483 is about 384.4479252033.

The spelling of 56821483 in words is "fifty-six million, eight hundred twenty-one thousand, four hundred eighty-three".