54274189 has 2 divisors, whose sum is σ = 54274190. Its totient is φ = 54274188.

The previous prime is 54274169. The next prime is 54274219. The reversal of 54274189 is 98147245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53042089 + 1232100 = 7283^2 + 1110^2 .

It is a cyclic number.

It is not a de Polignac number, because 54274189 - 2⁷ = 54274061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54274139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27137094 + 27137095.

It is an arithmetic number, because the mean of its divisors is an integer number (27137095).

Almost surely, 2^54274189 is an apocalyptic number.

It is an amenable number.

54274189 is a deficient number, since it is larger than the sum of its proper divisors (1).

54274189 is an equidigital number, since it uses as much as digits as its factorization.

54274189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 40.

The square root of 54274189 is about 7367.1018046448. The cubic root of 54274189 is about 378.6149694923.

The spelling of 54274189 in words is "fifty-four million, two hundred seventy-four thousand, one hundred eighty-nine".