54500219 has 2 divisors, whose sum is σ = 54500220. Its totient is φ = 54500218.

The previous prime is 54500197. The next prime is 54500269. The reversal of 54500219 is 91200545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54500219 - 2²⁴ = 37723003 is a prime.

It is a super-2 number, since 2×54500219² = 5940547742095922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54500269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27250109 + 27250110.

It is an arithmetic number, because the mean of its divisors is an integer number (27250110).

Almost surely, 2^54500219 is an apocalyptic number.

54500219 is a deficient number, since it is larger than the sum of its proper divisors (1).

54500219 is an equidigital number, since it uses as much as digits as its factorization.

54500219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 54500219 is about 7382.4263626534. The cubic root of 54500219 is about 379.1398341811.

The spelling of 54500219 in words is "fifty-four million, five hundred thousand, two hundred nineteen".