1144339 has 4 divisors (see below), whose sum is σ = 1307824. Its totient is φ = 980856.

The previous prime is 1144333. The next prime is 1144343. The reversal of 1144339 is 9334411.

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 1144339 - 2⁷ = 1144211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144333) 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, 81732 + ... + 81745.

It is an arithmetic number, because the mean of its divisors is an integer number (326956).

2^1144339 is an apocalyptic number.

1144339 is a deficient number, since it is larger than the sum of its proper divisors (163485).

1144339 is an equidigital number, since it uses as much as digits as its factorization.

1144339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163484.

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

The square root of 1144339 is about 1069.7378183462. The cubic root of 1144339 is about 104.5967602675.

The spelling of 1144339 in words is "one million, one hundred forty-four thousand, three hundred thirty-nine".