54417243 has 6 divisors (see below), whose sum is σ = 72573364. Its totient is φ = 36269644.

The previous prime is 54417239. The next prime is 54417247. The reversal of 54417243 is 34271445.

It is an interprime number because it is at equal distance from previous prime (54417239) and next prime (54417247).

It is not a de Polignac number, because 54417243 - 2² = 54417239 is a prime.

It is a super-2 number, since 2×54417243² = 5922472671442098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54417243.

It is not an unprimeable number, because it can be changed into a prime (54417247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10648 + ... + 14906.

Almost surely, 2^54417243 is an apocalyptic number.

54417243 is a deficient number, since it is larger than the sum of its proper divisors (18156121).

54417243 is an frugal number, since it uses more digits than its factorization.

54417243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8521 (or 4262 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 54417243 is about 7376.8043894358. The cubic root of 54417243 is about 378.9473243370.

Adding to 54417243 its reverse (34271445), we get a palindrome (88688688).

The spelling of 54417243 in words is "fifty-four million, four hundred seventeen thousand, two hundred forty-three".