326121 has 4 divisors (see below), whose sum is σ = 434832. Its totient is φ = 217412.

The previous prime is 326119. The next prime is 326141. The reversal of 326121 is 121623.

326121 is nontrivially palindromic in base 15.

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.

It is a cyclic number.

It is not a de Polignac number, because 326121 - 2¹ = 326119 is a prime.

It is a D-number.

It is a Curzon number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 326121.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 326121.

It is not an unprimeable number, because it can be changed into a prime (326101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54351 + ... + 54356.

It is an arithmetic number, because the mean of its divisors is an integer number (108708).

2³²⁶¹²¹ is an apocalyptic number.

It is an amenable number.

326121 is a deficient number, since it is larger than the sum of its proper divisors (108711).

326121 is a wasteful number, since it uses less digits than its factorization.

326121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108710.

The product of its digits is 72, while the sum is 15.

The square root of 326121 is about 571.0700482428. The cubic root of 326121 is about 68.8324014723.

Adding to 326121 its reverse (121623), we get a palindrome (447744).

The spelling of 326121 in words is "three hundred twenty-six thousand, one hundred twenty-one".