56828503 has 2 divisors, whose sum is σ = 56828504. Its totient is φ = 56828502.

The previous prime is 56828479. The next prime is 56828507. The reversal of 56828503 is 30582865.

56828503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56828503 - 2¹³ = 56820311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56828507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28414251 + 28414252.

It is an arithmetic number, because the mean of its divisors is an integer number (28414252).

Almost surely, 2^56828503 is an apocalyptic number.

56828503 is a deficient number, since it is larger than the sum of its proper divisors (1).

56828503 is an equidigital number, since it uses as much as digits as its factorization.

56828503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 56828503 is about 7538.4682131054. The cubic root of 56828503 is about 384.4637567348.

The spelling of 56828503 in words is "fifty-six million, eight hundred twenty-eight thousand, five hundred three".