54165871 has 2 divisors, whose sum is σ = 54165872. Its totient is φ = 54165870.

The previous prime is 54165809. The next prime is 54165889. The reversal of 54165871 is 17856145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54165871 - 2¹⁵ = 54133103 is a prime.

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 54165871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54165271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27082935 + 27082936.

It is an arithmetic number, because the mean of its divisors is an integer number (27082936).

Almost surely, 2^54165871 is an apocalyptic number.

54165871 is a deficient number, since it is larger than the sum of its proper divisors (1).

54165871 is an equidigital number, since it uses as much as digits as its factorization.

54165871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 37.

The square root of 54165871 is about 7359.7466668358. The cubic root of 54165871 is about 378.3629274700.

The spelling of 54165871 in words is "fifty-four million, one hundred sixty-five thousand, eight hundred seventy-one".