11634541033 has 4 divisors (see below), whose sum is σ = 11634763140. Its totient is φ = 11634318928.

The previous prime is 11634540991. The next prime is 11634541043. The reversal of 11634541033 is 33014543611.

11634541033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8678226649 + 2956314384 = 93157^2 + 54372^2 .

It is a cyclic number.

It is not a de Polignac number, because 11634541033 - 2²¹ = 11632443881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11634540986 and 11634541004.

It is not an unprimeable number, because it can be changed into a prime (11634541043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15891 + ... + 153367.

It is an arithmetic number, because the mean of its divisors is an integer number (2908690785).

Almost surely, 2^11634541033 is an apocalyptic number.

It is an amenable number.

11634541033 is a deficient number, since it is larger than the sum of its proper divisors (222107).

11634541033 is an equidigital number, since it uses as much as digits as its factorization.

11634541033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222106.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 11634541033 in words is "eleven billion, six hundred thirty-four million, five hundred forty-one thousand, thirty-three".