1139135 has 4 divisors (see below), whose sum is σ = 1366968. Its totient is φ = 911304.

The previous prime is 1139123. The next prime is 1139141. The reversal of 1139135 is 5319311.

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 1139135 - 2¹⁶ = 1073599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1139135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113909 + ... + 113918.

It is an arithmetic number, because the mean of its divisors is an integer number (341742).

2^1139135 is an apocalyptic number.

1139135 is a deficient number, since it is larger than the sum of its proper divisors (227833).

1139135 is an equidigital number, since it uses as much as digits as its factorization.

1139135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227832.

The product of its digits is 405, while the sum is 23.

The square root of 1139135 is about 1067.3026749709. The cubic root of 1139135 is about 104.4379644472.

The spelling of 1139135 in words is "one million, one hundred thirty-nine thousand, one hundred thirty-five".