1130388165 has 24 divisors (see below), whose sum is σ = 1961687520. Its totient is φ = 602151264.

The previous prime is 1130388151. The next prime is 1130388173. The reversal of 1130388165 is 5618830311.

1130388165 is a `hidden beast` number, since 113 + 0 + 388 + 165 = 666.

It is not a de Polignac number, because 1130388165 - 2⁶ = 1130388101 is a prime.

It is a super-3 number, since 3×1130388165³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24034 + ... + 53276.

It is an arithmetic number, because the mean of its divisors is an integer number (81736980).

Almost surely, 2^1130388165 is an apocalyptic number.

1130388165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1130388165 is a deficient number, since it is larger than the sum of its proper divisors (831299355).

1130388165 is a wasteful number, since it uses less digits than its factorization.

1130388165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30113 (or 30110 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1130388165 is about 33621.2457383720. The cubic root of 1130388165 is about 1041.6996876857.

The spelling of 1130388165 in words is "one billion, one hundred thirty million, three hundred eighty-eight thousand, one hundred sixty-five".