1140107436 has 72 divisors (see below), whose sum is σ = 3116917440. Its totient is φ = 349300224.

The previous prime is 1140107413. The next prime is 1140107453. The reversal of 1140107436 is 6347010411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106756 + ... + 116948.

It is an arithmetic number, because the mean of its divisors is an integer number (43290520).

Almost surely, 2^1140107436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140107436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1558458720).

1140107436 is an abundant number, since it is smaller than the sum of its proper divisors (1976810004).

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

1140107436 is a wasteful number, since it uses less digits than its factorization.

1140107436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10455 (or 10450 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1140107436 is about 33765.4769846362. The cubic root of 1140107436 is about 1044.6767422724.

Adding to 1140107436 its reverse (6347010411), we get a palindrome (7487117847).

The spelling of 1140107436 in words is "one billion, one hundred forty million, one hundred seven thousand, four hundred thirty-six".