453957899 has 4 divisors (see below), whose sum is σ = 477850440. Its totient is φ = 430065360.

The previous prime is 453957869. The next prime is 453957901. The reversal of 453957899 is 998759354.

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

It is a cyclic number.

It is not a de Polignac number, because 453957899 - 2⁸ = 453957643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453957839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11946242 + ... + 11946279.

It is an arithmetic number, because the mean of its divisors is an integer number (119462610).

Almost surely, 2^453957899 is an apocalyptic number.

453957899 is a deficient number, since it is larger than the sum of its proper divisors (23892541).

453957899 is a wasteful number, since it uses less digits than its factorization.

453957899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23892540.

The product of its digits is 12247200, while the sum is 59.

The square root of 453957899 is about 21306.2877808407. The cubic root of 453957899 is about 768.5495261154.

The spelling of 453957899 in words is "four hundred fifty-three million, nine hundred fifty-seven thousand, eight hundred ninety-nine".