3421111 has 4 divisors (see below), whose sum is σ = 3453192. Its totient is φ = 3389032.

The previous prime is 3421109. The next prime is 3421151. The reversal of 3421111 is 1111243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1111243 = 7 ⋅158749.

It is a cyclic number.

It is not a de Polignac number, because 3421111 - 2¹ = 3421109 is a prime.

It is a Duffinian number.

3421111 is a modest number, since divided by 1111 gives 342 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 3421091 and 3421100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15880 + ... + 16093.

It is an arithmetic number, because the mean of its divisors is an integer number (863298).

Almost surely, 2^3421111 is an apocalyptic number.

3421111 is a deficient number, since it is larger than the sum of its proper divisors (32081).

3421111 is a wasteful number, since it uses less digits than its factorization.

3421111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32080.

The product of its digits is 24, while the sum is 13.

The square root of 3421111 is about 1849.6245564979. The cubic root of 3421111 is about 150.6800382534.

Adding to 3421111 its reverse (1111243), we get a palindrome (4532354).

The spelling of 3421111 in words is "three million, four hundred twenty-one thousand, one hundred eleven".