412171219 has 2 divisors, whose sum is σ = 412171220. Its totient is φ = 412171218.

The previous prime is 412171189. The next prime is 412171241. The reversal of 412171219 is 912171214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 412171219 - 2¹³ = 412163027 is a prime.

It is a super-2 number, since 2×412171219² = 339770227543891922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (412172219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206085609 + 206085610.

It is an arithmetic number, because the mean of its divisors is an integer number (206085610).

Almost surely, 2^412171219 is an apocalyptic number.

412171219 is a deficient number, since it is larger than the sum of its proper divisors (1).

412171219 is an equidigital number, since it uses as much as digits as its factorization.

412171219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 28.

The square root of 412171219 is about 20302.0003694217. Note that the first 3 decimals coincide. The cubic root of 412171219 is about 744.2049497760.

It can be divided in two parts, 41217 and 1219, that added together give a square (42436 = 206²).

The spelling of 412171219 in words is "four hundred twelve million, one hundred seventy-one thousand, two hundred nineteen".