1134021271 has 2 divisors, whose sum is σ = 1134021272. Its totient is φ = 1134021270.

The previous prime is 1134021257. The next prime is 1134021299. The reversal of 1134021271 is 1721204311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1134021271 - 2¹¹ = 1134019223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1134021071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567010635 + 567010636.

It is an arithmetic number, because the mean of its divisors is an integer number (567010636).

Almost surely, 2^1134021271 is an apocalyptic number.

1134021271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134021271 is an equidigital number, since it uses as much as digits as its factorization.

1134021271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 1134021271 is about 33675.2323080332. The cubic root of 1134021271 is about 1042.8145135806.

Adding to 1134021271 its reverse (1721204311), we get a palindrome (2855225582).

The spelling of 1134021271 in words is "one billion, one hundred thirty-four million, twenty-one thousand, two hundred seventy-one".