1140403224 has 32 divisors (see below), whose sum is σ = 2853000000. Its totient is φ = 379868832.

The previous prime is 1140403213. The next prime is 1140403249. The reversal of 1140403224 is 4223040411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140403224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20127 + ... + 51825.

It is an arithmetic number, because the mean of its divisors is an integer number (89156250).

Almost surely, 2^1140403224 is an apocalyptic number.

It is an amenable number.

1140403224 is an abundant number, since it is smaller than the sum of its proper divisors (1712596776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140403224 is a wasteful number, since it uses less digits than its factorization.

1140403224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33207 (or 33203 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1140403224 is about 33769.8567364447. The cubic root of 1140403224 is about 1044.7670776554.

Adding to 1140403224 its reverse (4223040411), we get a palindrome (5363443635).

The spelling of 1140403224 in words is "one billion, one hundred forty million, four hundred three thousand, two hundred twenty-four".