453121 has 4 divisors (see below), whose sum is σ = 459952. Its totient is φ = 446292.

The previous prime is 453119. The next prime is 453133. The reversal of 453121 is 121354.

453121 is nontrivially palindromic in base 14.

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 453121 - 2¹ = 453119 is a prime.

It is an Ulam number.

It is a Duffinian number.

453121 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 453095 and 453104.

It is not an unprimeable number, because it can be changed into a prime (453161) 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, 3315 + ... + 3448.

It is an arithmetic number, because the mean of its divisors is an integer number (114988).

2⁴⁵³¹²¹ is an apocalyptic number.

It is an amenable number.

453121 is a deficient number, since it is larger than the sum of its proper divisors (6831).

453121 is an equidigital number, since it uses as much as digits as its factorization.

453121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6830.

The product of its digits is 120, while the sum is 16.

The square root of 453121 is about 673.1426297598. The cubic root of 453121 is about 76.8076946320.

Adding to 453121 its reverse (121354), we get a palindrome (574475).

The spelling of 453121 in words is "four hundred fifty-three thousand, one hundred twenty-one".