454609111 has 4 divisors (see below), whose sum is σ = 495937224. Its totient is φ = 413281000.

The previous prime is 454609109. The next prime is 454609147. The reversal of 454609111 is 111906454.

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

It is not a de Polignac number, because 454609111 - 2¹ = 454609109 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 (454609411) 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, 20664040 + ... + 20664061.

It is an arithmetic number, because the mean of its divisors is an integer number (123984306).

Almost surely, 2^454609111 is an apocalyptic number.

454609111 is a deficient number, since it is larger than the sum of its proper divisors (41328113).

454609111 is a wasteful number, since it uses less digits than its factorization.

454609111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41328112.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 454609111 is about 21321.5644594856. The cubic root of 454609111 is about 768.9168505929.

The spelling of 454609111 in words is "four hundred fifty-four million, six hundred nine thousand, one hundred eleven".