451002453 has 24 divisors (see below), whose sum is σ = 662161248. Its totient is φ = 272844000.

The previous prime is 451002451. The next prime is 451002457. The reversal of 451002453 is 354200154.

It is not a de Polignac number, because 451002453 - 2¹ = 451002451 is a prime.

It is a super-2 number, since 2×451002453² = 406806425224034418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451002451) 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 in 23 ways as a sum of consecutive naturals, for example, 384558 + ... + 385728.

It is an arithmetic number, because the mean of its divisors is an integer number (27590052).

Almost surely, 2^451002453 is an apocalyptic number.

It is an amenable number.

451002453 is a deficient number, since it is larger than the sum of its proper divisors (211158795).

451002453 is a wasteful number, since it uses less digits than its factorization.

451002453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257 (or 2246 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 451002453 is about 21236.8183351462. The cubic root of 451002453 is about 766.8780394080.

The spelling of 451002453 in words is "four hundred fifty-one million, two thousand, four hundred fifty-three".