412189 has 2 divisors, whose sum is σ = 412190. Its totient is φ = 412188.

The previous prime is 412187. The next prime is 412193. The reversal of 412189 is 981214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 412164 + 25 = 642^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 412189 - 2¹ = 412187 is a prime.

Together with 412187, it forms a pair of twin primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206094 + 206095.

It is an arithmetic number, because the mean of its divisors is an integer number (206095).

2⁴¹²¹⁸⁹ is an apocalyptic number.

It is an amenable number.

412189 is a deficient number, since it is larger than the sum of its proper divisors (1).

412189 is an equidigital number, since it uses as much as digits as its factorization.

412189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 25.

The square root of 412189 is about 642.0194701097. The cubic root of 412189 is about 74.4215651249.

Adding to 412189 its sum of digits (25), we get a palindrome (412214).

Subtracting from 412189 its sum of digits (25), we obtain a square (412164 = 642²).

The spelling of 412189 in words is "four hundred twelve thousand, one hundred eighty-nine".