54342111 has 4 divisors (see below), whose sum is σ = 72456152. Its totient is φ = 36228072.

The previous prime is 54342107. The next prime is 54342139. The reversal of 54342111 is 11124345.

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

It is not a de Polignac number, because 54342111 - 2² = 54342107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54342151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9057016 + ... + 9057021.

It is an arithmetic number, because the mean of its divisors is an integer number (18114038).

Almost surely, 2^54342111 is an apocalyptic number.

54342111 is a deficient number, since it is larger than the sum of its proper divisors (18114041).

54342111 is a wasteful number, since it uses less digits than its factorization.

54342111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18114040.

The product of its digits is 480, while the sum is 21.

The square root of 54342111 is about 7371.7101814979. The cubic root of 54342111 is about 378.7728442037.

Adding to 54342111 its reverse (11124345), we get a palindrome (65466456).

The spelling of 54342111 in words is "fifty-four million, three hundred forty-two thousand, one hundred eleven".