1111349 has 4 divisors (see below), whose sum is σ = 1115436. Its totient is φ = 1107264.

The previous prime is 1111339. The next prime is 1111351. The reversal of 1111349 is 9431111.

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 669124 + 442225 = 818^2 + 665^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111349 - 2⁴ = 1111333 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1111349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1604 + ... + 2189.

It is an arithmetic number, because the mean of its divisors is an integer number (278859).

2^1111349 is an apocalyptic number.

It is an amenable number.

1111349 is a deficient number, since it is larger than the sum of its proper divisors (4087).

1111349 is an equidigital number, since it uses as much as digits as its factorization.

1111349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086.

The product of its digits is 108, while the sum is 20.

The square root of 1111349 is about 1054.2053879582. The cubic root of 1111349 is about 103.5818080985.

The spelling of 1111349 in words is "one million, one hundred eleven thousand, three hundred forty-nine".