1135032012161 has 4 divisors (see below), whose sum is σ = 1135077044400. Its totient is φ = 1134986979924.

The previous prime is 1135032012151. The next prime is 1135032012193. The reversal of 1135032012161 is 1612102305311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1135032012161 - 2³⁰ = 1133958270337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135032012161.

It is not an unprimeable number, because it can be changed into a prime (1135032012151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22478291 + ... + 22528728.

It is an arithmetic number, because the mean of its divisors is an integer number (283769261100).

Almost surely, 2^{1135032012161} is an apocalyptic number.

It is an amenable number.

1135032012161 is a deficient number, since it is larger than the sum of its proper divisors (45032239).

1135032012161 is an equidigital number, since it uses as much as digits as its factorization.

1135032012161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45032238.

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 1135032012161 its reverse (1612102305311), we get a palindrome (2747134317472).

The spelling of 1135032012161 in words is "one trillion, one hundred thirty-five billion, thirty-two million, twelve thousand, one hundred sixty-one".