1113009 has 8 divisors (see below), whose sum is σ = 1489632. Its totient is φ = 739200.

The previous prime is 1112983. The next prime is 1113011. The reversal of 1113009 is 9003111.

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

It is not a de Polignac number, because 1113009 - 2⁵ = 1112977 is a prime.

It is a Curzon number.

1113009 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1113019) 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, 534 + ... + 1584.

It is an arithmetic number, because the mean of its divisors is an integer number (186204).

2^1113009 is an apocalyptic number.

It is an amenable number.

1113009 is a deficient number, since it is larger than the sum of its proper divisors (376623).

1113009 is a wasteful number, since it uses less digits than its factorization.

1113009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407.

The product of its (nonzero) digits is 27, while the sum is 15.

The square root of 1113009 is about 1054.9924170344. The cubic root of 1113009 is about 103.6333551408.

The spelling of 1113009 in words is "one million, one hundred thirteen thousand, nine".