1134211123081 has 2 divisors, whose sum is σ = 1134211123082. Its totient is φ = 1134211123080.

The previous prime is 1134211123043. The next prime is 1134211123147. The reversal of 1134211123081 is 1803211124311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 659207591056 + 475003532025 = 811916^2 + 689205^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134211123081 - 2⁷ = 1134211122953 is a prime.

It is a super-2 number, since 2×1134211123081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1134211123781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567105561540 + 567105561541.

It is an arithmetic number, because the mean of its divisors is an integer number (567105561541).

Almost surely, 2^{1134211123081} is an apocalyptic number.

It is an amenable number.

1134211123081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134211123081 is an equidigital number, since it uses as much as digits as its factorization.

1134211123081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 28.

Adding to 1134211123081 its reverse (1803211124311), we get a palindrome (2937422247392).

The spelling of 1134211123081 in words is "one trillion, one hundred thirty-four billion, two hundred eleven million, one hundred twenty-three thousand, eighty-one".