1134444431161 has 2 divisors, whose sum is σ = 1134444431162. Its totient is φ = 1134444431160.

The previous prime is 1134444431051. The next prime is 1134444431173. The reversal of 1134444431161 is 1611344444311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1065965391936 + 68479039225 = 1032456^2 + 261685^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134444431161 - 2⁹ = 1134444430649 is a prime.

It is a super-4 number, since 4×1134444431161⁴ (a number of 49 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1134444431161.

It is not a weakly prime, because it can be changed into another prime (1134444431191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567222215580 + 567222215581.

It is an arithmetic number, because the mean of its divisors is an integer number (567222215581).

Almost surely, 2^{1134444431161} is an apocalyptic number.

It is an amenable number.

1134444431161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134444431161 is an equidigital number, since it uses as much as digits as its factorization.

1134444431161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 37.

Adding to 1134444431161 its reverse (1611344444311), we get a palindrome (2745788875472).

The spelling of 1134444431161 in words is "one trillion, one hundred thirty-four billion, four hundred forty-four million, four hundred thirty-one thousand, one hundred sixty-one".