1135791930 has 128 divisors (see below), whose sum is σ = 3552450048. Its totient is φ = 225533952.

The previous prime is 1135791929. The next prime is 1135791941. The reversal of 1135791930 is 391975311.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34174 + ... + 58646.

It is an arithmetic number, because the mean of its divisors is an integer number (27753516).

Almost surely, 2^1135791930 is an apocalyptic number.

1135791930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1135791930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1776225024).

1135791930 is an abundant number, since it is smaller than the sum of its proper divisors (2416658118).

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

1135791930 is a wasteful number, since it uses less digits than its factorization.

1135791930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24520.

The product of its (nonzero) digits is 25515, while the sum is 39.

The square root of 1135791930 is about 33701.5122806084. The cubic root of 1135791930 is about 1043.3569809808.

The spelling of 1135791930 in words is "one billion, one hundred thirty-five million, seven hundred ninety-one thousand, nine hundred thirty".