54718247 has 2 divisors, whose sum is σ = 54718248. Its totient is φ = 54718246.

The previous prime is 54718229. The next prime is 54718249. The reversal of 54718247 is 74281745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54718247 - 2¹² = 54714151 is a prime.

Together with 54718249, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54718247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54718249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27359123 + 27359124.

It is an arithmetic number, because the mean of its divisors is an integer number (27359124).

Almost surely, 2^54718247 is an apocalyptic number.

54718247 is a deficient number, since it is larger than the sum of its proper divisors (1).

54718247 is an equidigital number, since it uses as much as digits as its factorization.

54718247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62720, while the sum is 38.

The square root of 54718247 is about 7397.1783133841. The cubic root of 54718247 is about 379.6447441579.

The spelling of 54718247 in words is "fifty-four million, seven hundred eighteen thousand, two hundred forty-seven".