455443099 has 4 divisors (see below), whose sum is σ = 455486040. Its totient is φ = 455400160.

The previous prime is 455443081. The next prime is 455443117. The reversal of 455443099 is 990344554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (455443081) and next prime (455443117).

It is a cyclic number.

It is not a de Polignac number, because 455443099 - 2⁵ = 455443067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455443049) 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, 7212 + ... + 31030.

It is an arithmetic number, because the mean of its divisors is an integer number (113871510).

Almost surely, 2^455443099 is an apocalyptic number.

455443099 is a deficient number, since it is larger than the sum of its proper divisors (42941).

455443099 is a wasteful number, since it uses less digits than its factorization.

455443099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42940.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 455443099 is about 21341.1128810097. The cubic root of 455443099 is about 769.3867602885.

The spelling of 455443099 in words is "four hundred fifty-five million, four hundred forty-three thousand, ninety-nine".