162512219 has 2 divisors, whose sum is σ = 162512220. Its totient is φ = 162512218.

The previous prime is 162512173. The next prime is 162512239. The reversal of 162512219 is 912215261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162512219 - 2⁸ = 162511963 is a prime.

It is a super-2 number, since 2×162512219² = 52820442648607922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 162512191 and 162512200.

It is not a weakly prime, because it can be changed into another prime (162512239) 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, 81256109 + 81256110.

It is an arithmetic number, because the mean of its divisors is an integer number (81256110).

Almost surely, 2^162512219 is an apocalyptic number.

162512219 is a deficient number, since it is larger than the sum of its proper divisors (1).

162512219 is an equidigital number, since it uses as much as digits as its factorization.

162512219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 29.

The square root of 162512219 is about 12748.0280435838. The cubic root of 162512219 is about 545.7101188592.

The spelling of 162512219 in words is "one hundred sixty-two million, five hundred twelve thousand, two hundred nineteen".