1322113 has 4 divisors (see below), whose sum is σ = 1423828. Its totient is φ = 1220400.

The previous prime is 1322089. The next prime is 1322117. The reversal of 1322113 is 3112231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3112231 = 1543 ⋅2017.

It can be written as a sum of positive squares in 2 ways, for example, as 51984 + 1270129 = 228^2 + 1127^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322113 - 2⁹ = 1321601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 101701 = 1322113 / (1 + 3 + 2 + 2 + 1 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322093 and 1322102.

It is not an unprimeable number, because it can be changed into a prime (1322117) 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, 50838 + ... + 50863.

It is an arithmetic number, because the mean of its divisors is an integer number (355957).

2^1322113 is an apocalyptic number.

1322113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1322113 is a deficient number, since it is larger than the sum of its proper divisors (101715).

1322113 is a wasteful number, since it uses less digits than its factorization.

1322113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101714.

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

The square root of 1322113 is about 1149.8317268192. The cubic root of 1322113 is about 109.7546321487.

Adding to 1322113 its reverse (3112231), we get a palindrome (4434344).

The spelling of 1322113 in words is "one million, three hundred twenty-two thousand, one hundred thirteen".