1189113 has 8 divisors (see below), whose sum is σ = 1590528. Its totient is φ = 790224.

The previous prime is 1189109. The next prime is 1189121. The reversal of 1189113 is 3119811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1189113 - 2² = 1189109 is a prime.

1189113 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1189163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495 + ... + 2147.

It is an arithmetic number, because the mean of its divisors is an integer number (198816).

2^1189113 is an apocalyptic number.

It is an amenable number.

1189113 is a deficient number, since it is larger than the sum of its proper divisors (401415).

1189113 is an equidigital number, since it uses as much as digits as its factorization.

1189113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263.

The product of its digits is 216, while the sum is 24.

The square root of 1189113 is about 1090.4645798924. The cubic root of 1189113 is about 105.9435144644.

The spelling of 1189113 in words is "one million, one hundred eighty-nine thousand, one hundred thirteen".