1199113 has 4 divisors (see below), whose sum is σ = 1205008. Its totient is φ = 1193220.

The previous prime is 1199089. The next prime is 1199117. The reversal of 1199113 is 3119911.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3119911 = 149 ⋅20939.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1199113 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (1199117) 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, 2631 + ... + 3052.

It is an arithmetic number, because the mean of its divisors is an integer number (301252).

2^1199113 is an apocalyptic number.

It is an amenable number.

1199113 is a deficient number, since it is larger than the sum of its proper divisors (5895).

1199113 is an equidigital number, since it uses as much as digits as its factorization.

1199113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5894.

The product of its digits is 243, while the sum is 25.

The square root of 1199113 is about 1095.0401819111. The cubic root of 1199113 is about 106.2396677381.

The spelling of 1199113 in words is "one million, one hundred ninety-nine thousand, one hundred thirteen".