455911 has 4 divisors (see below), whose sum is σ = 458872. Its totient is φ = 452952.

The previous prime is 455899. The next prime is 455921. The reversal of 455911 is 119554.

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 455911 - 2⁷ = 455783 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 (455921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236 + ... + 1561.

It is an arithmetic number, because the mean of its divisors is an integer number (114718).

2⁴⁵⁵⁹¹¹ is an apocalyptic number.

455911 is a deficient number, since it is larger than the sum of its proper divisors (2961).

455911 is a wasteful number, since it uses less digits than its factorization.

455911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2960.

The product of its digits is 900, while the sum is 25.

The square root of 455911 is about 675.2118186169. The cubic root of 455911 is about 76.9650147471.

It can be divided in two parts, 455 and 911, that multiplied together give a triangular number (414505 = T₉₁₀).

The spelling of 455911 in words is "four hundred fifty-five thousand, nine hundred eleven".