54455123 has 2 divisors, whose sum is σ = 54455124. Its totient is φ = 54455122.

The previous prime is 54455119. The next prime is 54455161. The reversal of 54455123 is 32155445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54455123 - 2² = 54455119 is a prime.

It is not a weakly prime, because it can be changed into another prime (54455113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27227561 + 27227562.

It is an arithmetic number, because the mean of its divisors is an integer number (27227562).

Almost surely, 2^54455123 is an apocalyptic number.

54455123 is a deficient number, since it is larger than the sum of its proper divisors (1).

54455123 is an equidigital number, since it uses as much as digits as its factorization.

54455123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12000, while the sum is 29.

The square root of 54455123 is about 7379.3714501982. The cubic root of 54455123 is about 379.0352327180.

The spelling of 54455123 in words is "fifty-four million, four hundred fifty-five thousand, one hundred twenty-three".