421159 has 2 divisors, whose sum is σ = 421160. Its totient is φ = 421158.

The previous prime is 421147. The next prime is 421163. The reversal of 421159 is 951124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 421159 - 2¹³ = 412967 is a prime.

421159 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421189) 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, 210579 + 210580.

It is an arithmetic number, because the mean of its divisors is an integer number (210580).

2⁴²¹¹⁵⁹ is an apocalyptic number.

421159 is a deficient number, since it is larger than the sum of its proper divisors (1).

421159 is an equidigital number, since it uses as much as digits as its factorization.

421159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 22.

The square root of 421159 is about 648.9676417203. The cubic root of 421159 is about 74.9575463441.

It can be divided in two parts, 42115 and 9, that added together give a palindrome (42124).

The spelling of 421159 in words is "four hundred twenty-one thousand, one hundred fifty-nine".