1140323223 has 16 divisors (see below), whose sum is σ = 1640209536. Its totient is φ = 700527840.

The previous prime is 1140323213. The next prime is 1140323237. The reversal of 1140323223 is 3223230411.

It is not a de Polignac number, because 1140323223 - 2¹⁰ = 1140322199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1140323223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140323213) 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, 2013 + ... + 47798.

It is an arithmetic number, because the mean of its divisors is an integer number (102513096).

Almost surely, 2^1140323223 is an apocalyptic number.

1140323223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1140323223 is a deficient number, since it is larger than the sum of its proper divisors (499886313).

1140323223 is a wasteful number, since it uses less digits than its factorization.

1140323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50414.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1140323223 is about 33768.6722125700. The cubic root of 1140323223 is about 1044.7426464239.

Adding to 1140323223 its reverse (3223230411), we get a palindrome (4363553634).

The spelling of 1140323223 in words is "one billion, one hundred forty million, three hundred twenty-three thousand, two hundred twenty-three".