54497893 has 2 divisors, whose sum is σ = 54497894. Its totient is φ = 54497892.

The previous prime is 54497881. The next prime is 54497921. The reversal of 54497893 is 39879445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54493924 + 3969 = 7382^2 + 63^2 .

It is a cyclic number.

It is not a de Polignac number, because 54497893 - 2²¹ = 52400741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54447893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27248946 + 27248947.

It is an arithmetic number, because the mean of its divisors is an integer number (27248947).

Almost surely, 2^54497893 is an apocalyptic number.

It is an amenable number.

54497893 is a deficient number, since it is larger than the sum of its proper divisors (1).

54497893 is an equidigital number, since it uses as much as digits as its factorization.

54497893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The square root of 54497893 is about 7382.2688246907. The cubic root of 54497893 is about 379.1344403691.

The spelling of 54497893 in words is "fifty-four million, four hundred ninety-seven thousand, eight hundred ninety-three".