54017287 has 2 divisors, whose sum is σ = 54017288. Its totient is φ = 54017286.

The previous prime is 54017281. The next prime is 54017311. The reversal of 54017287 is 78271045.

It is a happy number.

54017287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54017287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54017281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27008643 + 27008644.

It is an arithmetic number, because the mean of its divisors is an integer number (27008644).

Almost surely, 2^54017287 is an apocalyptic number.

54017287 is a deficient number, since it is larger than the sum of its proper divisors (1).

54017287 is an equidigital number, since it uses as much as digits as its factorization.

54017287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 54017287 is about 7349.6453655942. The cubic root of 54017287 is about 378.0166444711.

The spelling of 54017287 in words is "fifty-four million, seventeen thousand, two hundred eighty-seven".