54163219 has 4 divisors (see below), whose sum is σ = 59087160. Its totient is φ = 49239280.

The previous prime is 54163211. The next prime is 54163253. The reversal of 54163219 is 91236145.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54163219 - 2³ = 54163211 is a prime.

It is a super-2 number, since 2×54163219² = 5867308584883922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54163211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2461954 + ... + 2461975.

It is an arithmetic number, because the mean of its divisors is an integer number (14771790).

Almost surely, 2^54163219 is an apocalyptic number.

54163219 is a deficient number, since it is larger than the sum of its proper divisors (4923941).

54163219 is a wasteful number, since it uses less digits than its factorization.

54163219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4923940.

The product of its digits is 6480, while the sum is 31.

The square root of 54163219 is about 7359.5664953854. The cubic root of 54163219 is about 378.3567523955.

The spelling of 54163219 in words is "fifty-four million, one hundred sixty-three thousand, two hundred nineteen".