218426119 has 2 divisors, whose sum is σ = 218426120. Its totient is φ = 218426118.

The previous prime is 218426069. The next prime is 218426137. The reversal of 218426119 is 911624812.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 218426119 - 2¹¹ = 218424071 is a prime.

It is a super-2 number, since 2×218426119² = 95419938922804322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (218426179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109213059 + 109213060.

It is an arithmetic number, because the mean of its divisors is an integer number (109213060).

Almost surely, 2^218426119 is an apocalyptic number.

218426119 is a deficient number, since it is larger than the sum of its proper divisors (1).

218426119 is an equidigital number, since it uses as much as digits as its factorization.

218426119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 34.

The square root of 218426119 is about 14779.2462257045. The cubic root of 218426119 is about 602.2380480037.

The spelling of 218426119 in words is "two hundred eighteen million, four hundred twenty-six thousand, one hundred nineteen".