1130320323 has 24 divisors (see below), whose sum is σ = 1789132800. Its totient is φ = 681957360.

The previous prime is 1130320319. The next prime is 1130320379. The reversal of 1130320323 is 3230230311.

It is not a de Polignac number, because 1130320323 - 2² = 1130320319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1130320296 and 1130320305.

It is not an unprimeable number, because it can be changed into a prime (1130320313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3523 + ... + 47676.

It is an arithmetic number, because the mean of its divisors is an integer number (74547200).

Almost surely, 2^1130320323 is an apocalyptic number.

1130320323 is a deficient number, since it is larger than the sum of its proper divisors (658812477).

1130320323 is a wasteful number, since it uses less digits than its factorization.

1130320323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51439 (or 51436 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1130320323 is about 33620.2368076134. The cubic root of 1130320323 is about 1041.6788475276.

Adding to 1130320323 its reverse (3230230311), we get a palindrome (4360550634).

It can be divided in two parts, 11303 and 20323, that added together give a triangular number (31626 = T₂₅₁).

The spelling of 1130320323 in words is "one billion, one hundred thirty million, three hundred twenty thousand, three hundred twenty-three".