56456723 has 2 divisors, whose sum is σ = 56456724. Its totient is φ = 56456722.

The previous prime is 56456693. The next prime is 56456761. The reversal of 56456723 is 32765465.

It is an a-pointer prime, because the next prime (56456761) can be obtained adding 56456723 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56456723 - 2¹⁰ = 56455699 is a prime.

It is not a weakly prime, because it can be changed into another prime (56456423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28228361 + 28228362.

It is an arithmetic number, because the mean of its divisors is an integer number (28228362).

Almost surely, 2^56456723 is an apocalyptic number.

56456723 is a deficient number, since it is larger than the sum of its proper divisors (1).

56456723 is an equidigital number, since it uses as much as digits as its factorization.

56456723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 38.

The square root of 56456723 is about 7513.7688945029. The cubic root of 56456723 is about 383.6235165499.

The spelling of 56456723 in words is "fifty-six million, four hundred fifty-six thousand, seven hundred twenty-three".