162412219 has 2 divisors, whose sum is σ = 162412220. Its totient is φ = 162412218.

The previous prime is 162412207. The next prime is 162412253. The reversal of 162412219 is 912214261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162412219 - 2⁷ = 162412091 is a prime.

It is a super-2 number, since 2×162412219² = 52755457761007922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162412319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81206109 + 81206110.

It is an arithmetic number, because the mean of its divisors is an integer number (81206110).

Almost surely, 2^162412219 is an apocalyptic number.

162412219 is a deficient number, since it is larger than the sum of its proper divisors (1).

162412219 is an equidigital number, since it uses as much as digits as its factorization.

162412219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The square root of 162412219 is about 12744.1052647881. The cubic root of 162412219 is about 545.5981637720.

The spelling of 162412219 in words is "one hundred sixty-two million, four hundred twelve thousand, two hundred nineteen".