54116391 has 16 divisors (see below), whose sum is σ = 82566144. Its totient is φ = 30885024.

The previous prime is 54116383. The next prime is 54116417. The reversal of 54116391 is 19361145.

It is not a de Polignac number, because 54116391 - 2³ = 54116383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54166391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30361 + ... + 32093.

It is an arithmetic number, because the mean of its divisors is an integer number (5160384).

Almost surely, 2^54116391 is an apocalyptic number.

54116391 is a deficient number, since it is larger than the sum of its proper divisors (28449753).

54116391 is a wasteful number, since it uses less digits than its factorization.

54116391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230.

The product of its digits is 3240, while the sum is 30.

The square root of 54116391 is about 7356.3843700557. The cubic root of 54116391 is about 378.2476820777.

The spelling of 54116391 in words is "fifty-four million, one hundred sixteen thousand, three hundred ninety-one".