1130324021 has 4 divisors (see below), whose sum is σ = 1144632000. Its totient is φ = 1116016044.

The previous prime is 1130324011. The next prime is 1130324023. The reversal of 1130324021 is 1204230311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1130324021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130324023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7153871 + ... + 7154028.

It is an arithmetic number, because the mean of its divisors is an integer number (286158000).

Almost surely, 2^1130324021 is an apocalyptic number.

It is an amenable number.

1130324021 is a deficient number, since it is larger than the sum of its proper divisors (14307979).

1130324021 is an equidigital number, since it uses as much as digits as its factorization.

1130324021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14307978.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1130324021 is about 33620.2918042066. The cubic root of 1130324021 is about 1041.6799835254.

Adding to 1130324021 its reverse (1204230311), we get a palindrome (2334554332).

The spelling of 1130324021 in words is "one billion, one hundred thirty million, three hundred twenty-four thousand, twenty-one".