54118066 has 4 divisors (see below), whose sum is σ = 81177102. Its totient is φ = 27059032.

The previous prime is 54118063. The next prime is 54118079. The reversal of 54118066 is 66081145.

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

It can be written as a sum of positive squares in only one way, i.e., 52983841 + 1134225 = 7279^2 + 1065^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (54118063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13529515 + ... + 13529518.

Almost surely, 2^54118066 is an apocalyptic number.

54118066 is a deficient number, since it is larger than the sum of its proper divisors (27059036).

54118066 is a wasteful number, since it uses less digits than its factorization.

54118066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27059035.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 54118066 is about 7356.4982158633. The cubic root of 54118066 is about 378.2515845203.

The spelling of 54118066 in words is "fifty-four million, one hundred eighteen thousand, sixty-six".