11730189637 has 2 divisors, whose sum is σ = 11730189638. Its totient is φ = 11730189636.

The previous prime is 11730189629. The next prime is 11730189643. The reversal of 11730189637 is 73698103711.

It is a Cunningham number, because it is equal to 108306²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11730189636 + 1 = 108306^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 11730189637 - 2³ = 11730189629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11730189137) 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, 5865094818 + 5865094819.

It is an arithmetic number, because the mean of its divisors is an integer number (5865094819).

Almost surely, 2^11730189637 is an apocalyptic number.

It is an amenable number.

11730189637 is a deficient number, since it is larger than the sum of its proper divisors (1).

11730189637 is an equidigital number, since it uses as much as digits as its factorization.

11730189637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 11730189637 in words is "eleven billion, seven hundred thirty million, one hundred eighty-nine thousand, six hundred thirty-seven".