1129486381633 has 2 divisors, whose sum is σ = 1129486381634. Its totient is φ = 1129486381632.

The previous prime is 1129486381619. The next prime is 1129486381679. The reversal of 1129486381633 is 3361836849211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1128572649649 + 913731984 = 1062343^2 + 30228^2 .

It is a cyclic number.

It is not a de Polignac number, because 1129486381633 - 2¹⁷ = 1129486250561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1129486381603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564743190816 + 564743190817.

It is an arithmetic number, because the mean of its divisors is an integer number (564743190817).

Almost surely, 2^{1129486381633} is an apocalyptic number.

It is an amenable number.

1129486381633 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129486381633 is an equidigital number, since it uses as much as digits as its factorization.

1129486381633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 55.

The spelling of 1129486381633 in words is "one trillion, one hundred twenty-nine billion, four hundred eighty-six million, three hundred eighty-one thousand, six hundred thirty-three".