54145271 has 2 divisors, whose sum is σ = 54145272. Its totient is φ = 54145270.

The previous prime is 54145261. The next prime is 54145309. The reversal of 54145271 is 17254145.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54145271 - 2⁶ = 54145207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54145261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27072635 + 27072636.

It is an arithmetic number, because the mean of its divisors is an integer number (27072636).

Almost surely, 2^54145271 is an apocalyptic number.

54145271 is a deficient number, since it is larger than the sum of its proper divisors (1).

54145271 is an equidigital number, since it uses as much as digits as its factorization.

54145271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5600, while the sum is 29.

The square root of 54145271 is about 7358.3470290548. The cubic root of 54145271 is about 378.3149559062.

The spelling of 54145271 in words is "fifty-four million, one hundred forty-five thousand, two hundred seventy-one".