54115123 has 4 divisors (see below), whose sum is σ = 54276040. Its totient is φ = 53954208.

The previous prime is 54115111. The next prime is 54115129. The reversal of 54115123 is 32151145.

It is a happy number.

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 54115123 - 2⁹ = 54114611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54115094 and 54115103.

It is not an unprimeable number, because it can be changed into a prime (54115129) 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, 79953 + ... + 80626.

It is an arithmetic number, because the mean of its divisors is an integer number (13569010).

Almost surely, 2^54115123 is an apocalyptic number.

54115123 is a deficient number, since it is larger than the sum of its proper divisors (160917).

54115123 is a wasteful number, since it uses less digits than its factorization.

54115123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160916.

The product of its digits is 600, while the sum is 22.

The square root of 54115123 is about 7356.2981859085. The cubic root of 54115123 is about 378.2447278169.

Adding to 54115123 its reverse (32151145), we get a palindrome (86266268).

The spelling of 54115123 in words is "fifty-four million, one hundred fifteen thousand, one hundred twenty-three".