1133540529161 has 2 divisors, whose sum is σ = 1133540529162. Its totient is φ = 1133540529160.

The previous prime is 1133540529103. The next prime is 1133540529223. The reversal of 1133540529161 is 1619250453311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 697986727936 + 435553801225 = 835456^2 + 659965^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133540529161 - 2³⁸ = 858662622217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1133540529061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566770264580 + 566770264581.

It is an arithmetic number, because the mean of its divisors is an integer number (566770264581).

Almost surely, 2^{1133540529161} is an apocalyptic number.

It is an amenable number.

1133540529161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133540529161 is an equidigital number, since it uses as much as digits as its factorization.

1133540529161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 1133540529161 in words is "one trillion, one hundred thirty-three billion, five hundred forty million, five hundred twenty-nine thousand, one hundred sixty-one".