54129112 has 16 divisors (see below), whose sum is σ = 103407840. Its totient is φ = 26553696.

The previous prime is 54129107. The next prime is 54129149. The reversal of 54129112 is 21192145.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63408 + ... + 64255.

It is an arithmetic number, because the mean of its divisors is an integer number (6462990).

Almost surely, 2^54129112 is an apocalyptic number.

It is an amenable number.

54129112 is a deficient number, since it is larger than the sum of its proper divisors (49278728).

54129112 is a wasteful number, since it uses less digits than its factorization.

54129112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127722 (or 127718 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 54129112 is about 7357.2489423697. The cubic root of 54129112 is about 378.2773176570.

The spelling of 54129112 in words is "fifty-four million, one hundred twenty-nine thousand, one hundred twelve".