1133634605641 has 2 divisors, whose sum is σ = 1133634605642. Its totient is φ = 1133634605640.

The previous prime is 1133634605627. The next prime is 1133634605671. The reversal of 1133634605641 is 1465064363311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1074738596416 + 58896009225 = 1036696^2 + 242685^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133634605641 - 2²⁷ = 1133500387913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1133634605671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566817302820 + 566817302821.

It is an arithmetic number, because the mean of its divisors is an integer number (566817302821).

Almost surely, 2^{1133634605641} is an apocalyptic number.

It is an amenable number.

1133634605641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133634605641 is an equidigital number, since it uses as much as digits as its factorization.

1133634605641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 43.

Adding to 1133634605641 its reverse (1465064363311), we get a palindrome (2598698968952).

The spelling of 1133634605641 in words is "one trillion, one hundred thirty-three billion, six hundred thirty-four million, six hundred five thousand, six hundred forty-one".