54511113 has 16 divisors (see below), whose sum is σ = 75439616. Its totient is φ = 34974720.

The previous prime is 54511109. The next prime is 54511123. The reversal of 54511113 is 31111545.

It is a happy number.

It is not a de Polignac number, because 54511113 - 2² = 54511109 is a prime.

It is a super-2 number, since 2×54511113² = 5942922880997538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54511113.

It is not an unprimeable number, because it can be changed into a prime (54511123) 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, 16431 + ... + 19467.

It is an arithmetic number, because the mean of its divisors is an integer number (4714976).

Almost surely, 2^54511113 is an apocalyptic number.

It is an amenable number.

54511113 is a deficient number, since it is larger than the sum of its proper divisors (20928503).

54511113 is a wasteful number, since it uses less digits than its factorization.

54511113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264.

The product of its digits is 300, while the sum is 21.

The square root of 54511113 is about 7383.1641590852. The cubic root of 54511113 is about 379.1650944721.

Adding to 54511113 its reverse (31111545), we get a palindrome (85622658).

The spelling of 54511113 in words is "fifty-four million, five hundred eleven thousand, one hundred thirteen".