453919971 has 16 divisors (see below), whose sum is σ = 620023808. Its totient is φ = 295293600.

The previous prime is 453919967. The next prime is 453920003. The reversal of 453919971 is 179919354.

It is not a de Polignac number, because 453919971 - 2² = 453919967 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 453919971.

It is not an unprimeable number, because it can be changed into a prime (453919471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13476 + ... + 33006.

It is an arithmetic number, because the mean of its divisors is an integer number (38751488).

Almost surely, 2^453919971 is an apocalyptic number.

453919971 is a deficient number, since it is larger than the sum of its proper divisors (166103837).

453919971 is a wasteful number, since it uses less digits than its factorization.

453919971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19722.

The product of its digits is 306180, while the sum is 48.

The square root of 453919971 is about 21305.3976963585. The cubic root of 453919971 is about 768.5281215180.

The spelling of 453919971 in words is "four hundred fifty-three million, nine hundred nineteen thousand, nine hundred seventy-one".