1130135220 has 96 divisors (see below), whose sum is σ = 3637267200. Its totient is φ = 290973312.

The previous prime is 1130135213. The next prime is 1130135269. The reversal of 1130135220 is 225310311.

1130135220 is a `hidden beast` number, since 1 + 130 + 13 + 522 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1130135193 and 1130135202.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 20424 + ... + 51743.

It is an arithmetic number, because the mean of its divisors is an integer number (37888200).

Almost surely, 2^1130135220 is an apocalyptic number.

1130135220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130135220 is an abundant number, since it is smaller than the sum of its proper divisors (2507131980).

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

1130135220 is a wasteful number, since it uses less digits than its factorization.

1130135220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72214 (or 72206 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1130135220 is about 33617.4838439762. The cubic root of 1130135220 is about 1041.6219821116.

Adding to 1130135220 its reverse (225310311), we get a palindrome (1355445531).

The spelling of 1130135220 in words is "one billion, one hundred thirty million, one hundred thirty-five thousand, two hundred twenty".