1134021121 has 2 divisors, whose sum is σ = 1134021122. Its totient is φ = 1134021120.

The previous prime is 1134021079. The next prime is 1134021127. The reversal of 1134021121 is 1211204311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1131380496 + 2640625 = 33636^2 + 1625^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134021121 - 2⁹ = 1134020609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1134021095 and 1134021104.

It is not a weakly prime, because it can be changed into another prime (1134021127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567010560 + 567010561.

It is an arithmetic number, because the mean of its divisors is an integer number (567010561).

Almost surely, 2^1134021121 is an apocalyptic number.

It is an amenable number.

1134021121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134021121 is an equidigital number, since it uses as much as digits as its factorization.

1134021121 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1134021121 is about 33675.2300808770. The cubic root of 1134021121 is about 1042.8144676020.

Adding to 1134021121 its reverse (1211204311), we get a palindrome (2345225432).

The spelling of 1134021121 in words is "one billion, one hundred thirty-four million, twenty-one thousand, one hundred twenty-one".