164219411 has 2 divisors, whose sum is σ = 164219412. Its totient is φ = 164219410.

The previous prime is 164219383. The next prime is 164219417. The reversal of 164219411 is 114912461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164219411 - 2¹⁴ = 164203027 is a prime.

It is not a weakly prime, because it can be changed into another prime (164219417) 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, 82109705 + 82109706.

It is an arithmetic number, because the mean of its divisors is an integer number (82109706).

Almost surely, 2^164219411 is an apocalyptic number.

164219411 is a deficient number, since it is larger than the sum of its proper divisors (1).

164219411 is an equidigital number, since it uses as much as digits as its factorization.

164219411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 29.

The square root of 164219411 is about 12814.8121718580. The cubic root of 164219411 is about 547.6143625213.

The spelling of 164219411 in words is "one hundred sixty-four million, two hundred nineteen thousand, four hundred eleven".