54678163 has 2 divisors, whose sum is σ = 54678164. Its totient is φ = 54678162.

The previous prime is 54678149. The next prime is 54678167. The reversal of 54678163 is 36187645.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54678163 is a prime.

It is not a weakly prime, because it can be changed into another prime (54678167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27339081 + 27339082.

It is an arithmetic number, because the mean of its divisors is an integer number (27339082).

Almost surely, 2^54678163 is an apocalyptic number.

54678163 is a deficient number, since it is larger than the sum of its proper divisors (1).

54678163 is an equidigital number, since it uses as much as digits as its factorization.

54678163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 54678163 is about 7394.4684055042. The cubic root of 54678163 is about 379.5520182502.

The spelling of 54678163 in words is "fifty-four million, six hundred seventy-eight thousand, one hundred sixty-three".