3231121 has 8 divisors (see below), whose sum is σ = 3424320. Its totient is φ = 3040272.

The previous prime is 3231119. The next prime is 3231127. The reversal of 3231121 is 1211323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3231121 - 2¹ = 3231119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3231127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2796 + ... + 3778.

It is an arithmetic number, because the mean of its divisors is an integer number (428040).

Almost surely, 2^3231121 is an apocalyptic number.

It is an amenable number.

3231121 is a deficient number, since it is larger than the sum of its proper divisors (193199).

3231121 is a wasteful number, since it uses less digits than its factorization.

3231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175.

The product of its digits is 36, while the sum is 13.

The square root of 3231121 is about 1797.5319190490. The cubic root of 3231121 is about 147.8374310624.

Adding to 3231121 its reverse (1211323), we get a palindrome (4442444).

It can be divided in two parts, 323 and 1121, that added together give a square (1444 = 38²).

The spelling of 3231121 in words is "three million, two hundred thirty-one thousand, one hundred twenty-one".