3421129 has 4 divisors (see below), whose sum is σ = 3531520. Its totient is φ = 3310740.

The previous prime is 3421109. The next prime is 3421151. The reversal of 3421129 is 9211243.

3421129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9211243 = 563 ⋅16361.

It is a cyclic number.

It is not a de Polignac number, because 3421129 - 2⁹ = 3420617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3421109) 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 in 3 ways as a sum of consecutive naturals, for example, 55149 + ... + 55210.

It is an arithmetic number, because the mean of its divisors is an integer number (882880).

Almost surely, 2^3421129 is an apocalyptic number.

It is an amenable number.

3421129 is a deficient number, since it is larger than the sum of its proper divisors (110391).

3421129 is a wasteful number, since it uses less digits than its factorization.

3421129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110390.

The product of its digits is 432, while the sum is 22.

The square root of 3421129 is about 1849.6294223438. The cubic root of 3421129 is about 150.6803025180.

The spelling of 3421129 in words is "three million, four hundred twenty-one thousand, one hundred twenty-nine".