54143774 has 4 divisors (see below), whose sum is σ = 81215664. Its totient is φ = 27071886.

The previous prime is 54143767. The next prime is 54143807. The reversal of 54143774 is 47734145.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13535942 + ... + 13535945.

It is an arithmetic number, because the mean of its divisors is an integer number (20303916).

Almost surely, 2^54143774 is an apocalyptic number.

54143774 is a deficient number, since it is larger than the sum of its proper divisors (27071890).

54143774 is a wasteful number, since it uses less digits than its factorization.

54143774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27071889.

The product of its digits is 47040, while the sum is 35.

The square root of 54143774 is about 7358.2453071367. The cubic root of 54143774 is about 378.3114693431.

The spelling of 54143774 in words is "fifty-four million, one hundred forty-three thousand, seven hundred seventy-four".