453444453 has 32 divisors (see below), whose sum is σ = 837534720. Its totient is φ = 235554480.

The previous prime is 453444427. The next prime is 453444457. The reversal of 453444453 is 354444354.

It is not a de Polignac number, because 453444453 - 2⁵ = 453444421 is a prime.

It is a super-2 number, since 2×453444453² = 411223743912938418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453444457) 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 31 ways as a sum of consecutive naturals, for example, 106975 + ... + 111132.

It is an arithmetic number, because the mean of its divisors is an integer number (26172960).

Almost surely, 2^453444453 is an apocalyptic number.

It is an amenable number.

453444453 is a deficient number, since it is larger than the sum of its proper divisors (384090267).

453444453 is a wasteful number, since it uses less digits than its factorization.

453444453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218134 (or 218128 counting only the distinct ones).

The product of its digits is 230400, while the sum is 36.

The square root of 453444453 is about 21294.2352058016. The cubic root of 453444453 is about 768.2596625638.

Subtracting from 453444453 its reverse (354444354), we obtain a palindrome (99000099).

The spelling of 453444453 in words is "four hundred fifty-three million, four hundred forty-four thousand, four hundred fifty-three".