1134283721 has 2 divisors, whose sum is σ = 1134283722. Its totient is φ = 1134283720.

The previous prime is 1134283697. The next prime is 1134283747. The reversal of 1134283721 is 1273824311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 825930121 + 308353600 = 28739^2 + 17560^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134283721 - 2²² = 1130089417 is a prime.

It is not a weakly prime, because it can be changed into another prime (1134283421) 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, 567141860 + 567141861.

It is an arithmetic number, because the mean of its divisors is an integer number (567141861).

Almost surely, 2^1134283721 is an apocalyptic number.

It is an amenable number.

1134283721 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134283721 is an equidigital number, since it uses as much as digits as its factorization.

1134283721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 32.

The square root of 1134283721 is about 33679.1288634371. The cubic root of 1134283721 is about 1042.8949546227.

The spelling of 1134283721 in words is "one billion, one hundred thirty-four million, two hundred eighty-three thousand, seven hundred twenty-one".