54140873 has 4 divisors (see below), whose sum is σ = 56494848. Its totient is φ = 51786900.

The previous prime is 54140857. The next prime is 54140887. The reversal of 54140873 is 37804145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54140873 - 2⁴ = 54140857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54140813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1176953 + ... + 1176998.

It is an arithmetic number, because the mean of its divisors is an integer number (14123712).

Almost surely, 2^54140873 is an apocalyptic number.

It is an amenable number.

54140873 is a deficient number, since it is larger than the sum of its proper divisors (2353975).

54140873 is a wasteful number, since it uses less digits than its factorization.

54140873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353974.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 54140873 is about 7358.0481786952. The cubic root of 54140873 is about 378.3047126341.

It can be divided in two parts, 541 and 40873, that added together give a palindrome (41414).

The spelling of 54140873 in words is "fifty-four million, one hundred forty thousand, eight hundred seventy-three".