219243314118539 has 2 divisors, whose sum is σ = 219243314118540. Its totient is φ = 219243314118538.

The previous prime is 219243314118503. The next prime is 219243314118551. The reversal of 219243314118539 is 935811413342912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 219243314118539 - 2²⁴ = 219243297341323 is a prime.

It is not a weakly prime, because it can be changed into another prime (219243314111539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109621657059269 + 109621657059270.

It is an arithmetic number, because the mean of its divisors is an integer number (109621657059270).

Almost surely, 2^{219243314118539} is an apocalyptic number.

219243314118539 is a deficient number, since it is larger than the sum of its proper divisors (1).

219243314118539 is an equidigital number, since it uses as much as digits as its factorization.

219243314118539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5598720, while the sum is 56.

The spelling of 219243314118539 in words is "two hundred nineteen trillion, two hundred forty-three billion, three hundred fourteen million, one hundred eighteen thousand, five hundred thirty-nine".