1134021211 has 4 divisors (see below), whose sum is σ = 1135819024. Its totient is φ = 1132223400.

The previous prime is 1134021209. The next prime is 1134021257. The reversal of 1134021211 is 1121204311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1121204311 = 31 ⋅36167881.

It is a cyclic number.

It is not a de Polignac number, because 1134021211 - 2¹ = 1134021209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1134021271) 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 in 3 ways as a sum of consecutive naturals, for example, 897960 + ... + 899221.

It is an arithmetic number, because the mean of its divisors is an integer number (283954756).

Almost surely, 2^1134021211 is an apocalyptic number.

1134021211 is a deficient number, since it is larger than the sum of its proper divisors (1797813).

1134021211 is an equidigital number, since it uses as much as digits as its factorization.

1134021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797812.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1134021211 is about 33675.2314171707. The cubic root of 1134021211 is about 1042.8144951892.

Adding to 1134021211 its reverse (1121204311), we get a palindrome (2255225522).

The spelling of 1134021211 in words is "one billion, one hundred thirty-four million, twenty-one thousand, two hundred eleven".