2373121 has 4 divisors (see below), whose sum is σ = 2431044. Its totient is φ = 2315200.

The previous prime is 2373109. The next prime is 2373131. The reversal of 2373121 is 1213732.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 90000 + 2283121 = 300^2 + 1511^2 .

It is a cyclic number.

It is not a de Polignac number, because 2373121 - 2⁵ = 2373089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2373131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28900 + ... + 28981.

It is an arithmetic number, because the mean of its divisors is an integer number (607761).

2^2373121 is an apocalyptic number.

It is an amenable number.

2373121 is a deficient number, since it is larger than the sum of its proper divisors (57923).

2373121 is an equidigital number, since it uses as much as digits as its factorization.

2373121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57922.

The product of its digits is 252, while the sum is 19.

The square root of 2373121 is about 1540.4937520159. The cubic root of 2373121 is about 133.3848877024.

Adding to 2373121 its reverse (1213732), we get a palindrome (3586853).

The spelling of 2373121 in words is "two million, three hundred seventy-three thousand, one hundred twenty-one".