2321113 has 4 divisors (see below), whose sum is σ = 2345140. Its totient is φ = 2297088.

The previous prime is 2321101. The next prime is 2321117. The reversal of 2321113 is 3111232.

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 1327104 + 994009 = 1152^2 + 997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321113 is a prime.

It is a Duffinian number.

2321113 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2321093 and 2321102.

It is not an unprimeable number, because it can be changed into a prime (2321117) 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, 11868 + ... + 12061.

It is an arithmetic number, because the mean of its divisors is an integer number (586285).

2^2321113 is an apocalyptic number.

It is an amenable number.

2321113 is a deficient number, since it is larger than the sum of its proper divisors (24027).

2321113 is an equidigital number, since it uses as much as digits as its factorization.

2321113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24026.

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

The square root of 2321113 is about 1523.5199375131. The cubic root of 2321113 is about 132.4032853029.

Adding to 2321113 its reverse (3111232), we get a palindrome (5432345).

The spelling of 2321113 in words is "two million, three hundred twenty-one thousand, one hundred thirteen".