54599219 has 2 divisors, whose sum is σ = 54599220. Its totient is φ = 54599218.

The previous prime is 54599173. The next prime is 54599221. The reversal of 54599219 is 91299545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54599219 - 2²⁰ = 53550643 is a prime.

It is a super-2 number, since 2×54599219² = 5962149430819922, which contains 22 as substring.

Together with 54599221, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54599219.

It is not a weakly prime, because it can be changed into another prime (54599269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27299609 + 27299610.

It is an arithmetic number, because the mean of its divisors is an integer number (27299610).

Almost surely, 2^54599219 is an apocalyptic number.

54599219 is a deficient number, since it is larger than the sum of its proper divisors (1).

54599219 is an equidigital number, since it uses as much as digits as its factorization.

54599219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145800, while the sum is 44.

The square root of 54599219 is about 7389.1284330427. The cubic root of 54599219 is about 379.3692653024.

The spelling of 54599219 in words is "fifty-four million, five hundred ninety-nine thousand, two hundred nineteen".