54040113 has 6 divisors (see below), whose sum is σ = 78057954. Its totient is φ = 36026736.

The previous prime is 54040111. The next prime is 54040141. The reversal of 54040113 is 31104045.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 49322529 + 4717584 = 7023^2 + 2172^2 .

It is not a de Polignac number, because 54040113 - 2¹ = 54040111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54040111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3002220 + ... + 3002237.

It is an arithmetic number, because the mean of its divisors is an integer number (13009659).

Almost surely, 2^54040113 is an apocalyptic number.

It is an amenable number.

54040113 is a deficient number, since it is larger than the sum of its proper divisors (24017841).

54040113 is a wasteful number, since it uses less digits than its factorization.

54040113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004463 (or 6004460 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 54040113 is about 7351.1980656217. The cubic root of 54040113 is about 378.0698829391.

Adding to 54040113 its reverse (31104045), we get a palindrome (85144158).

The spelling of 54040113 in words is "fifty-four million, forty thousand, one hundred thirteen".