1130386520 has 64 divisors (see below), whose sum is σ = 2678987520. Its totient is φ = 428416384.

The previous prime is 1130386489. The next prime is 1130386529. The reversal of 1130386520 is 256830311.

It is a super-3 number, since 3×1130386520³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130386529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92699 + ... + 104181.

It is an arithmetic number, because the mean of its divisors is an integer number (41859180).

Almost surely, 2^1130386520 is an apocalyptic number.

1130386520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1130386520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339493760).

1130386520 is an abundant number, since it is smaller than the sum of its proper divisors (1548601000).

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

1130386520 is a wasteful number, since it uses less digits than its factorization.

1130386520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11624 (or 11620 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1130386520 is about 33621.2212746652. The cubic root of 1130386520 is about 1041.6991823735.

The spelling of 1130386520 in words is "one billion, one hundred thirty million, three hundred eighty-six thousand, five hundred twenty".