1144269 has 24 divisors (see below), whose sum is σ = 1939392. Its totient is φ = 636480.

The previous prime is 1144261. The next prime is 1144271. The reversal of 1144269 is 9624411.

It is not a de Polignac number, because 1144269 - 2³ = 1144261 is a prime.

It is a super-2 number, since 2×1144269² = 2618703088722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144261) 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, 2362 + ... + 2804.

It is an arithmetic number, because the mean of its divisors is an integer number (80808).

2^1144269 is an apocalyptic number.

It is an amenable number.

1144269 is a deficient number, since it is larger than the sum of its proper divisors (795123).

1144269 is a wasteful number, since it uses less digits than its factorization.

1144269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 494 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1144269 is about 1069.7050995485. The cubic root of 1144269 is about 104.5946274722.

It can be divided in two parts, 11442 and 69, that added together give a palindrome (11511).

The spelling of 1144269 in words is "one million, one hundred forty-four thousand, two hundred sixty-nine".