54189071 has 2 divisors, whose sum is σ = 54189072. Its totient is φ = 54189070.

The previous prime is 54189061. The next prime is 54189077. The reversal of 54189071 is 17098145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54189071 - 2¹⁴ = 54172687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54189077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27094535 + 27094536.

It is an arithmetic number, because the mean of its divisors is an integer number (27094536).

Almost surely, 2^54189071 is an apocalyptic number.

54189071 is a deficient number, since it is larger than the sum of its proper divisors (1).

54189071 is an equidigital number, since it uses as much as digits as its factorization.

54189071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 54189071 is about 7361.3226393088. The cubic root of 54189071 is about 378.4169391370.

The spelling of 54189071 in words is "fifty-four million, one hundred eighty-nine thousand, seventy-one".