1130342436 has 72 divisors (see below), whose sum is σ = 2925284544. Its totient is φ = 367913280.

The previous prime is 1130342417. The next prime is 1130342449. The reversal of 1130342436 is 6342430311.

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, 271426 + ... + 275558.

It is an arithmetic number, because the mean of its divisors is an integer number (40628952).

Almost surely, 2^1130342436 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 1130342436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1462642272).

1130342436 is an abundant number, since it is smaller than the sum of its proper divisors (1794942108).

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

1130342436 is a wasteful number, since it uses less digits than its factorization.

1130342436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321 (or 4316 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 1130342436 is about 33620.5656704345. The cubic root of 1130342436 is about 1041.6856404380.

Adding to 1130342436 its reverse (6342430311), we get a palindrome (7472772747).

The spelling of 1130342436 in words is "one billion, one hundred thirty million, three hundred forty-two thousand, four hundred thirty-six".