1140212223 has 24 divisors (see below), whose sum is σ = 1675634688. Its totient is φ = 747027792.

The previous prime is 1140212207. The next prime is 1140212233. The reversal of 1140212223 is 3222120411.

It is a happy number.

It is not a de Polignac number, because 1140212223 - 2⁴ = 1140212207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1140212196 and 1140212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140212233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117640 + ... + 126962.

It is an arithmetic number, because the mean of its divisors is an integer number (69818112).

Almost surely, 2^1140212223 is an apocalyptic number.

1140212223 is a deficient number, since it is larger than the sum of its proper divisors (535422465).

1140212223 is a wasteful number, since it uses less digits than its factorization.

1140212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9563 (or 9560 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1140212223 is about 33767.0286374149. The cubic root of 1140212223 is about 1044.7087466213.

Adding to 1140212223 its reverse (3222120411), we get a palindrome (4362332634).

The spelling of 1140212223 in words is "one billion, one hundred forty million, two hundred twelve thousand, two hundred twenty-three".