1130728626 has 16 divisors (see below), whose sum is σ = 2512730400. Its totient is φ = 376909524.

The previous prime is 1130728603. The next prime is 1130728657. The reversal of 1130728626 is 6268270311.

1130728626 is a `hidden beast` number, since 1 + 1 + 3 + 0 + 7 + 28 + 626 = 666.

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, 10469656 + ... + 10469763.

It is an arithmetic number, because the mean of its divisors is an integer number (157045650).

Almost surely, 2^1130728626 is an apocalyptic number.

1130728626 is an abundant number, since it is smaller than the sum of its proper divisors (1382001774).

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

1130728626 is a wasteful number, since it uses less digits than its factorization.

1130728626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20939430 (or 20939424 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1130728626 is about 33626.3085395944. The cubic root of 1130728626 is about 1041.8042601761.

Adding to 1130728626 its reverse (6268270311), we get a palindrome (7398998937).

The spelling of 1130728626 in words is "one billion, one hundred thirty million, seven hundred twenty-eight thousand, six hundred twenty-six".