453983 has 2 divisors, whose sum is σ = 453984. Its totient is φ = 453982.

The previous prime is 453977. The next prime is 453991. The reversal of 453983 is 389354.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453983 is a prime.

It is a super-2 number, since 2×453983² = 412201128578, which contains 22 as substring.

It is a Sophie Germain prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226991 + 226992.

It is an arithmetic number, because the mean of its divisors is an integer number (226992).

2⁴⁵³⁹⁸³ is an apocalyptic number.

453983 is a deficient number, since it is larger than the sum of its proper divisors (1).

453983 is an equidigital number, since it uses as much as digits as its factorization.

453983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 453983 is about 673.7826058901. The cubic root of 453983 is about 76.8563691163.

The spelling of 453983 in words is "four hundred fifty-three thousand, nine hundred eighty-three".