54517142 has 8 divisors (see below), whose sum is σ = 82540296. Its totient is φ = 27003712.

The previous prime is 54517123. The next prime is 54517157. The reversal of 54517142 is 24171545.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 127163 + ... + 127590.

It is an arithmetic number, because the mean of its divisors is an integer number (10317537).

Almost surely, 2^54517142 is an apocalyptic number.

54517142 is a deficient number, since it is larger than the sum of its proper divisors (28023154).

54517142 is a wasteful number, since it uses less digits than its factorization.

54517142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254862.

The product of its digits is 5600, while the sum is 29.

The square root of 54517142 is about 7383.5724415760. The cubic root of 54517142 is about 379.1790726744.

Adding to 54517142 its reverse (24171545), we get a palindrome (78688687).

The spelling of 54517142 in words is "fifty-four million, five hundred seventeen thousand, one hundred forty-two".