1144429 has 16 divisors (see below), whose sum is σ = 1378944. Its totient is φ = 936000.

The previous prime is 1144417. The next prime is 1144439. The reversal of 1144429 is 9244411.

It is not a de Polignac number, because 1144429 - 2⁷ = 1144301 is a prime.

It is a Duffinian number.

1144429 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7504 + ... + 7654.

It is an arithmetic number, because the mean of its divisors is an integer number (86184).

2^1144429 is an apocalyptic number.

It is an amenable number.

1144429 is a deficient number, since it is larger than the sum of its proper divisors (234515).

1144429 is a wasteful number, since it uses less digits than its factorization.

1144429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228.

The product of its digits is 1152, while the sum is 25.

The square root of 1144429 is about 1069.7798839014. The cubic root of 1144429 is about 104.5995023051.

The spelling of 1144429 in words is "one million, one hundred forty-four thousand, four hundred twenty-nine".