455241999 has 4 divisors (see below), whose sum is σ = 606989336. Its totient is φ = 303494664.

The previous prime is 455241991. The next prime is 455242001. The reversal of 455241999 is 999142554.

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

It is not a de Polignac number, because 455241999 - 2³ = 455241991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455241991) 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, 75873664 + ... + 75873669.

It is an arithmetic number, because the mean of its divisors is an integer number (151747334).

Almost surely, 2^455241999 is an apocalyptic number.

455241999 is a deficient number, since it is larger than the sum of its proper divisors (151747337).

455241999 is a wasteful number, since it uses less digits than its factorization.

455241999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151747336.

The product of its digits is 583200, while the sum is 48.

The square root of 455241999 is about 21336.4007976978. The cubic root of 455241999 is about 769.2735032164.

The spelling of 455241999 in words is "four hundred fifty-five million, two hundred forty-one thousand, nine hundred ninety-nine".