54316243 has 4 divisors (see below), whose sum is σ = 54359608. Its totient is φ = 54272880.

The previous prime is 54316237. The next prime is 54316289. The reversal of 54316243 is 34261345.

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

It is a cyclic number.

It is not a de Polignac number, because 54316243 - 2²¹ = 52219091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54316543) 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, 19746 + ... + 22327.

It is an arithmetic number, because the mean of its divisors is an integer number (13589902).

Almost surely, 2^54316243 is an apocalyptic number.

54316243 is a deficient number, since it is larger than the sum of its proper divisors (43365).

54316243 is a wasteful number, since it uses less digits than its factorization.

54316243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43364.

The product of its digits is 8640, while the sum is 28.

The square root of 54316243 is about 7369.9554272736. The cubic root of 54316243 is about 378.7127333562.

Adding to 54316243 its reverse (34261345), we get a palindrome (88577588).

The spelling of 54316243 in words is "fifty-four million, three hundred sixteen thousand, two hundred forty-three".