188044011097 has 2 divisors, whose sum is σ = 188044011098. Its totient is φ = 188044011096.

The previous prime is 188044011083. The next prime is 188044011121. The reversal of 188044011097 is 790110440881.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111803965641 + 76240045456 = 334371^2 + 276116^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-188044011097 is a prime.

It is not a weakly prime, because it can be changed into another prime (188044011037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94022005548 + 94022005549.

It is an arithmetic number, because the mean of its divisors is an integer number (94022005549).

Almost surely, 2^188044011097 is an apocalyptic number.

It is an amenable number.

188044011097 is a deficient number, since it is larger than the sum of its proper divisors (1).

188044011097 is an equidigital number, since it uses as much as digits as its factorization.

188044011097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 43.

The spelling of 188044011097 in words is "one hundred eighty-eight billion, forty-four million, eleven thousand, ninety-seven".