56723003 has 2 divisors, whose sum is σ = 56723004. Its totient is φ = 56723002.

The previous prime is 56722997. The next prime is 56723021. The reversal of 56723003 is 30032765.

56723003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56723003 - 2⁸ = 56722747 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56723903) 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, 28361501 + 28361502.

It is an arithmetic number, because the mean of its divisors is an integer number (28361502).

Almost surely, 2^56723003 is an apocalyptic number.

56723003 is a deficient number, since it is larger than the sum of its proper divisors (1).

56723003 is an equidigital number, since it uses as much as digits as its factorization.

56723003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 56723003 is about 7531.4675196803. The cubic root of 56723003 is about 384.2256951398.

Adding to 56723003 its reverse (30032765), we get a palindrome (86755768).

The spelling of 56723003 in words is "fifty-six million, seven hundred twenty-three thousand, three".