54111375 has 32 divisors (see below), whose sum is σ = 100052160. Its totient is φ = 28857600.

The previous prime is 54111371. The next prime is 54111397. The reversal of 54111375 is 57311145.

54111375 is a `hidden beast` number, since 541 + 113 + 7 + 5 = 666.

It is not a de Polignac number, because 54111375 - 2² = 54111371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54111371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4642 + ... + 11391.

It is an arithmetic number, because the mean of its divisors is an integer number (3126630).

Almost surely, 2^54111375 is an apocalyptic number.

54111375 is a deficient number, since it is larger than the sum of its proper divisors (45940785).

54111375 is a wasteful number, since it uses less digits than its factorization.

54111375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16057 (or 16041 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 54111375 is about 7356.0434338033. The cubic root of 54111375 is about 378.2359952366.

It can be divided in two parts, 5411 and 1375, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 54111375 in words is "fifty-four million, one hundred eleven thousand, three hundred seventy-five".