456503 has 2 divisors, whose sum is σ = 456504. Its totient is φ = 456502.

The previous prime is 456499. The next prime is 456517. The reversal of 456503 is 305654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 456503 - 2² = 456499 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228251 + 228252.

It is an arithmetic number, because the mean of its divisors is an integer number (228252).

2⁴⁵⁶⁵⁰³ is an apocalyptic number.

456503 is a deficient number, since it is larger than the sum of its proper divisors (1).

456503 is an equidigital number, since it uses as much as digits as its factorization.

456503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 456503 is about 675.6500573522. The cubic root of 456503 is about 76.9983133380.

It can be divided in two parts, 456 and 503, that added together give a palindrome (959).

The spelling of 456503 in words is "four hundred fifty-six thousand, five hundred three".