1142329 has 4 divisors (see below), whose sum is σ = 1156176. Its totient is φ = 1128484.

The previous prime is 1142321. The next prime is 1142333. The reversal of 1142329 is 9232411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1142329 - 2³ = 1142321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6799 + ... + 6964.

It is an arithmetic number, because the mean of its divisors is an integer number (289044).

2^1142329 is an apocalyptic number.

It is an amenable number.

1142329 is a deficient number, since it is larger than the sum of its proper divisors (13847).

1142329 is an equidigital number, since it uses as much as digits as its factorization.

1142329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13846.

The product of its digits is 432, while the sum is 22.

The square root of 1142329 is about 1068.7979229022. The cubic root of 1142329 is about 104.5354839320.

Adding to 1142329 its product of digits (432), we get a square (1142761 = 1069²).

The spelling of 1142329 in words is "one million, one hundred forty-two thousand, three hundred twenty-nine".