191529600001 has 2 divisors, whose sum is σ = 191529600002. Its totient is φ = 191529600000.

The previous prime is 191529599909. The next prime is 191529600079. The reversal of 191529600001 is 100006925191.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153526046976 + 38003553025 = 391824^2 + 194945^2 .

It is a cyclic number.

It is not a de Polignac number, because 191529600001 - 2⁷ = 191529599873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 191529600001.

It is not a weakly prime, because it can be changed into another prime (191529600701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95764800000 + 95764800001.

It is an arithmetic number, because the mean of its divisors is an integer number (95764800001).

Almost surely, 2^191529600001 is an apocalyptic number.

It is an amenable number.

191529600001 is a deficient number, since it is larger than the sum of its proper divisors (1).

191529600001 is an equidigital number, since it uses as much as digits as its factorization.

191529600001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 34.

The spelling of 191529600001 in words is "one hundred ninety-one billion, five hundred twenty-nine million, six hundred thousand, one".