1107139 has 4 divisors (see below), whose sum is σ = 1207800. Its totient is φ = 1006480.

The previous prime is 1107109. The next prime is 1107157. The reversal of 1107139 is 9317011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1107139 - 2⁵ = 1107107 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1107109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50314 + ... + 50335.

It is an arithmetic number, because the mean of its divisors is an integer number (301950).

2^1107139 is an apocalyptic number.

1107139 is a deficient number, since it is larger than the sum of its proper divisors (100661).

1107139 is a wasteful number, since it uses less digits than its factorization.

1107139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100660.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 1107139 is about 1052.2067287373. The cubic root of 1107139 is about 103.4508467701.

The spelling of 1107139 in words is "one million, one hundred seven thousand, one hundred thirty-nine".