54042723 has 12 divisors (see below), whose sum is σ = 89213488. Its totient is φ = 30881520.

The previous prime is 54042713. The next prime is 54042727. The reversal of 54042723 is 32724045.

It is not a de Polignac number, because 54042723 - 2⁹ = 54042211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54042727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 428848 + ... + 428973.

Almost surely, 2^54042723 is an apocalyptic number.

54042723 is a deficient number, since it is larger than the sum of its proper divisors (35170765).

54042723 is a wasteful number, since it uses less digits than its factorization.

54042723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857834 (or 857831 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 54042723 is about 7351.3755855622. The cubic root of 54042723 is about 378.0759694457.

Adding to 54042723 its reverse (32724045), we get a palindrome (86766768).

The spelling of 54042723 in words is "fifty-four million, forty-two thousand, seven hundred twenty-three".