11637432097 has 2 divisors, whose sum is σ = 11637432098. Its totient is φ = 11637432096.

The previous prime is 11637432083. The next prime is 11637432181. The reversal of 11637432097 is 79023473611.

11637432097 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., 9194700321 + 2442731776 = 95889^2 + 49424^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11637432097 is a prime.

It is not a weakly prime, because it can be changed into another prime (11637432077) 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, 5818716048 + 5818716049.

It is an arithmetic number, because the mean of its divisors is an integer number (5818716049).

Almost surely, 2^11637432097 is an apocalyptic number.

It is an amenable number.

11637432097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11637432097 is an equidigital number, since it uses as much as digits as its factorization.

11637432097 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 43.

The spelling of 11637432097 in words is "eleven billion, six hundred thirty-seven million, four hundred thirty-two thousand, ninety-seven".