1130343120 has 80 divisors (see below), whose sum is σ = 3893411520. Its totient is φ = 301424256.

The previous prime is 1130343101. The next prime is 1130343133. The reversal of 1130343120 is 213430311.

1130343120 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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 = 1130343093 and 1130343102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259494 + ... + 263813.

It is an arithmetic number, because the mean of its divisors is an integer number (48667644).

Almost surely, 2^1130343120 is an apocalyptic number.

1130343120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130343120 is an abundant number, since it is smaller than the sum of its proper divisors (2763068400).

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

1130343120 is a wasteful number, since it uses less digits than its factorization.

1130343120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523329 (or 523317 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1130343120 is about 33620.5758427782. The cubic root of 1130343120 is about 1041.6858505551.

Adding to 1130343120 its reverse (213430311), we get a palindrome (1343773431).

The spelling of 1130343120 in words is "one billion, one hundred thirty million, three hundred forty-three thousand, one hundred twenty".