11629187189 has 2 divisors, whose sum is σ = 11629187190. Its totient is φ = 11629187188.

The previous prime is 11629187183. The next prime is 11629187221. The reversal of 11629187189 is 98178192611.

It is a happy number.

11629187189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8517444100 + 3111743089 = 92290^2 + 55783^2 .

It is a cyclic number.

It is not a de Polignac number, because 11629187189 - 2²⁸ = 11360751733 is a prime.

It is a super-3 number, since 3×11629187189³ (a number of 31 digits) contains 333 as substring.

It is a Sophie Germain prime.

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 11629187189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11629187183) 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 as a sum of consecutive naturals, namely, 5814593594 + 5814593595.

It is an arithmetic number, because the mean of its divisors is an integer number (5814593595).

Almost surely, 2^11629187189 is an apocalyptic number.

It is an amenable number.

11629187189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11629187189 is an equidigital number, since it uses as much as digits as its factorization.

11629187189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 53.

The spelling of 11629187189 in words is "eleven billion, six hundred twenty-nine million, one hundred eighty-seven thousand, one hundred eighty-nine".