1140323 has 4 divisors (see below), whose sum is σ = 1200360. Its totient is φ = 1080288.

The previous prime is 1140319. The next prime is 1140341. The reversal of 1140323 is 3230411.

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 1140323 - 2² = 1140319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140298 and 1140307.

It is not an unprimeable number, because it can be changed into a prime (1140353) 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, 29990 + ... + 30027.

It is an arithmetic number, because the mean of its divisors is an integer number (300090).

2^1140323 is an apocalyptic number.

1140323 is a deficient number, since it is larger than the sum of its proper divisors (60037).

1140323 is an equidigital number, since it uses as much as digits as its factorization.

1140323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60036.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1140323 is about 1067.8590730991. The cubic root of 1140323 is about 104.4742578321.

Adding to 1140323 its reverse (3230411), we get a palindrome (4370734).

The spelling of 1140323 in words is "one million, one hundred forty thousand, three hundred twenty-three".