1113039 has 24 divisors (see below), whose sum is σ = 1772160. Its totient is φ = 670032.

The previous prime is 1113029. The next prime is 1113043. The reversal of 1113039 is 9303111.

It is not a de Polignac number, because 1113039 - 2⁷ = 1112911 is a prime.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 3792 + ... + 4074.

It is an arithmetic number, because the mean of its divisors is an integer number (73840).

2^1113039 is an apocalyptic number.

1113039 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1113039 is a deficient number, since it is larger than the sum of its proper divisors (659121).

1113039 is a wasteful number, since it uses less digits than its factorization.

1113039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 1113039 is about 1055.0066350502. The cubic root of 1113039 is about 103.6342862423.

The spelling of 1113039 in words is "one million, one hundred thirteen thousand, thirty-nine".