453149999 has 4 divisors (see below), whose sum is σ = 464202480. Its totient is φ = 442097520.

The previous prime is 453149993. The next prime is 453150007. The reversal of 453149999 is 999941354.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453149999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 453149999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453149993) 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 3 ways as a sum of consecutive naturals, for example, 5526179 + ... + 5526260.

It is an arithmetic number, because the mean of its divisors is an integer number (116050620).

Almost surely, 2^453149999 is an apocalyptic number.

453149999 is a deficient number, since it is larger than the sum of its proper divisors (11052481).

453149999 is a wasteful number, since it uses less digits than its factorization.

453149999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11052480.

The product of its digits is 1574640, while the sum is 53.

The square root of 453149999 is about 21287.3201460400. The cubic root of 453149999 is about 768.0933311913.

The spelling of 453149999 in words is "four hundred fifty-three million, one hundred forty-nine thousand, nine hundred ninety-nine".