1140222044 has 36 divisors (see below), whose sum is σ = 2219132664. Its totient is φ = 512021952.

The previous prime is 1140222043. The next prime is 1140222049. The reversal of 1140222044 is 4402220411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140222043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2219 + ... + 47805.

It is an arithmetic number, because the mean of its divisors is an integer number (61642574).

Almost surely, 2^1140222044 is an apocalyptic number.

It is an amenable number.

1140222044 is a deficient number, since it is larger than the sum of its proper divisors (1078910620).

1140222044 is a wasteful number, since it uses less digits than its factorization.

1140222044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45654 (or 45639 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1140222044 is about 33767.1740600246. The cubic root of 1140222044 is about 1044.7117460790.

Adding to 1140222044 its reverse (4402220411), we get a palindrome (5542442455).

The spelling of 1140222044 in words is "one billion, one hundred forty million, two hundred twenty-two thousand, forty-four".