54117071 has 2 divisors, whose sum is σ = 54117072. Its totient is φ = 54117070.

The previous prime is 54117061. The next prime is 54117109. The reversal of 54117071 is 17071145.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54117071 - 2¹⁴ = 54100687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54117071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54117061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27058535 + 27058536.

It is an arithmetic number, because the mean of its divisors is an integer number (27058536).

Almost surely, 2^54117071 is an apocalyptic number.

54117071 is a deficient number, since it is larger than the sum of its proper divisors (1).

54117071 is an equidigital number, since it uses as much as digits as its factorization.

54117071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 54117071 is about 7356.4305882677. The cubic root of 54117071 is about 378.2492663626.

The spelling of 54117071 in words is "fifty-four million, one hundred seventeen thousand, seventy-one".