456023 has 2 divisors, whose sum is σ = 456024. Its totient is φ = 456022.

The previous prime is 456013. The next prime is 456037. The reversal of 456023 is 320654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 456023 - 2⁴ = 456007 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 455986 and 456004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456013) 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, 228011 + 228012.

It is an arithmetic number, because the mean of its divisors is an integer number (228012).

2⁴⁵⁶⁰²³ is an apocalyptic number.

456023 is a deficient number, since it is larger than the sum of its proper divisors (1).

456023 is an equidigital number, since it uses as much as digits as its factorization.

456023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 456023 is about 675.2947504609. The cubic root of 456023 is about 76.9713166904.

Adding to 456023 its reverse (320654), we get a palindrome (776677).

The spelling of 456023 in words is "four hundred fifty-six thousand, twenty-three".