158403936193 has 2 divisors, whose sum is σ = 158403936194. Its totient is φ = 158403936192.

The previous prime is 158403936127. The next prime is 158403936221. The reversal of 158403936193 is 391639304851.

158403936193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151750760704 + 6653175489 = 389552^2 + 81567^2 .

It is a cyclic number.

It is not a de Polignac number, because 158403936193 - 2²¹ = 158401839041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158403936193.

It is not a weakly prime, because it can be changed into another prime (158403936113) 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, 79201968096 + 79201968097.

It is an arithmetic number, because the mean of its divisors is an integer number (79201968097).

Almost surely, 2^158403936193 is an apocalyptic number.

It is an amenable number.

158403936193 is a deficient number, since it is larger than the sum of its proper divisors (1).

158403936193 is an equidigital number, since it uses as much as digits as its factorization.

158403936193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 158403936193 in words is "one hundred fifty-eight billion, four hundred three million, nine hundred thirty-six thousand, one hundred ninety-three".