165110419 has 2 divisors, whose sum is σ = 165110420. Its totient is φ = 165110418.

The previous prime is 165110383. The next prime is 165110453. The reversal of 165110419 is 914011561.

It is a strong prime.

It is an emirp because it is prime and its reverse (914011561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165110419 - 2¹⁹ = 164586131 is a prime.

It is a super-2 number, since 2×165110419² = 54522900924711122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (165110459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82555209 + 82555210.

It is an arithmetic number, because the mean of its divisors is an integer number (82555210).

Almost surely, 2^165110419 is an apocalyptic number.

165110419 is a deficient number, since it is larger than the sum of its proper divisors (1).

165110419 is an equidigital number, since it uses as much as digits as its factorization.

165110419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 165110419 is about 12849.5299135805. The cubic root of 165110419 is about 548.6029768207.

The spelling of 165110419 in words is "one hundred sixty-five million, one hundred ten thousand, four hundred nineteen".