54044491 has 4 divisors (see below), whose sum is σ = 54268984. Its totient is φ = 53820000.

The previous prime is 54044483. The next prime is 54044527. The reversal of 54044491 is 19444045.

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 54044491 - 2³ = 54044483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54044401) 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, 111885 + ... + 112366.

It is an arithmetic number, because the mean of its divisors is an integer number (13567246).

Almost surely, 2^54044491 is an apocalyptic number.

54044491 is a deficient number, since it is larger than the sum of its proper divisors (224493).

54044491 is a wasteful number, since it uses less digits than its factorization.

54044491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224492.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 54044491 is about 7351.4958341823. The cubic root of 54044491 is about 378.0800923013.

The spelling of 54044491 in words is "fifty-four million, forty-four thousand, four hundred ninety-one".