412891 has 2 divisors, whose sum is σ = 412892. Its totient is φ = 412890.

The previous prime is 412859. The next prime is 412901. The reversal of 412891 is 198214.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 412891 - 2⁵ = 412859 is a prime.

It is not a weakly prime, because it can be changed into another prime (412831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206445 + 206446.

It is an arithmetic number, because the mean of its divisors is an integer number (206446).

2⁴¹²⁸⁹¹ is an apocalyptic number.

412891 is a deficient number, since it is larger than the sum of its proper divisors (1).

412891 is an equidigital number, since it uses as much as digits as its factorization.

412891 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 412891 is about 642.5659499227. The cubic root of 412891 is about 74.4637903402.

The spelling of 412891 in words is "four hundred twelve thousand, eight hundred ninety-one".