454099999 has 4 divisors (see below), whose sum is σ = 457147800. Its totient is φ = 451052200.

The previous prime is 454099993. The next prime is 454100033. The reversal of 454099999 is 999990454.

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 454099999 - 2⁵ = 454099967 is a prime.

It is a Duffinian number.

454099999 is a modest number, since divided by 99999 gives 4540 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454099993) 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, 1523677 + ... + 1523974.

It is an arithmetic number, because the mean of its divisors is an integer number (114286950).

Almost surely, 2^454099999 is an apocalyptic number.

454099999 is a deficient number, since it is larger than the sum of its proper divisors (3047801).

454099999 is a wasteful number, since it uses less digits than its factorization.

454099999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047800.

The product of its (nonzero) digits is 4723920, while the sum is 58.

The square root of 454099999 is about 21309.6222162665. The cubic root of 454099999 is about 768.6297093914.

The spelling of 454099999 in words is "four hundred fifty-four million, ninety-nine thousand, nine hundred ninety-nine".