1134439 has 4 divisors (see below), whose sum is σ = 1158624. Its totient is φ = 1110256.

The previous prime is 1134437. The next prime is 1134443. The reversal of 1134439 is 9344311.

It is a happy number.

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 1134439 - 2¹ = 1134437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134437) 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, 12022 + ... + 12115.

It is an arithmetic number, because the mean of its divisors is an integer number (289656).

2^1134439 is an apocalyptic number.

1134439 is a deficient number, since it is larger than the sum of its proper divisors (24185).

1134439 is an equidigital number, since it uses as much as digits as its factorization.

1134439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24184.

The product of its digits is 1296, while the sum is 25.

The square root of 1134439 is about 1065.1004647450. The cubic root of 1134439 is about 104.2942541863.

The spelling of 1134439 in words is "one million, one hundred thirty-four thousand, four hundred thirty-nine".