1130412221 has 2 divisors, whose sum is σ = 1130412222. Its totient is φ = 1130412220.

The previous prime is 1130412209. The next prime is 1130412223. The reversal of 1130412221 is 1222140311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1129900996 + 511225 = 33614^2 + 715^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130412221 - 2¹⁴ = 1130395837 is a prime.

It is a super-3 number, since 3×1130412221³ (a number of 28 digits) contains 333 as substring.

Together with 1130412223, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1130412221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130412223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565206110 + 565206111.

It is an arithmetic number, because the mean of its divisors is an integer number (565206111).

Almost surely, 2^1130412221 is an apocalyptic number.

It is an amenable number.

1130412221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130412221 is an equidigital number, since it uses as much as digits as its factorization.

1130412221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1130412221 is about 33621.6034864490. The cubic root of 1130412221 is about 1041.7070771679.

Adding to 1130412221 its reverse (1222140311), we get a palindrome (2352552532).

The spelling of 1130412221 in words is "one billion, one hundred thirty million, four hundred twelve thousand, two hundred twenty-one".