1130524321 has 2 divisors, whose sum is σ = 1130524322. Its totient is φ = 1130524320.

The previous prime is 1130524319. The next prime is 1130524333. The reversal of 1130524321 is 1234250311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 989983296 + 140541025 = 31464^2 + 11855^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130524321 - 2¹ = 1130524319 is a prime.

It is a super-2 number, since 2×1130524321² = 2556170480745022082, which contains 22 as substring.

Together with 1130524319, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1130524292 and 1130524301.

It is not a weakly prime, because it can be changed into another prime (1130524921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565262160 + 565262161.

It is an arithmetic number, because the mean of its divisors is an integer number (565262161).

Almost surely, 2^1130524321 is an apocalyptic number.

It is an amenable number.

1130524321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130524321 is an equidigital number, since it uses as much as digits as its factorization.

1130524321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1130524321 is about 33623.2705280138. The cubic root of 1130524321 is about 1041.7415104780.

Adding to 1130524321 its reverse (1234250311), we get a palindrome (2364774632).

The spelling of 1130524321 in words is "one billion, one hundred thirty million, five hundred twenty-four thousand, three hundred twenty-one".