1111313 has 4 divisors (see below), whose sum is σ = 1270080. Its totient is φ = 952548.

The previous prime is 1111301. The next prime is 1111333. The reversal of 1111313 is 3131111.

It is a happy number.

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 1111313 - 2⁸ = 1111057 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1111294 and 1111303.

It is not an unprimeable number, because it can be changed into a prime (1111333) 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, 79373 + ... + 79386.

It is an arithmetic number, because the mean of its divisors is an integer number (317520).

2^1111313 is an apocalyptic number.

It is an amenable number.

1111313 is a deficient number, since it is larger than the sum of its proper divisors (158767).

1111313 is an equidigital number, since it uses as much as digits as its factorization.

1111313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158766.

The product of its digits is 9, while the sum is 11.

The square root of 1111313 is about 1054.1883133482. The cubic root of 1111313 is about 103.5806896424.

Adding to 1111313 its reverse (3131111), we get a palindrome (4242424).

It can be divided in two parts, 1111 and 313, that multiplied together give a palindrome (347743).

The spelling of 1111313 in words is "one million, one hundred eleven thousand, three hundred thirteen".