136203172141 has 2 divisors, whose sum is σ = 136203172142. Its totient is φ = 136203172140.

The previous prime is 136203172123. The next prime is 136203172187. The reversal of 136203172141 is 141271302631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135214321225 + 988850916 = 367715^2 + 31446^2 .

It is an emirp because it is prime and its reverse (141271302631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136203172141 - 2¹¹ = 136203170093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136203172241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68101586070 + 68101586071.

It is an arithmetic number, because the mean of its divisors is an integer number (68101586071).

Almost surely, 2^136203172141 is an apocalyptic number.

It is an amenable number.

136203172141 is a deficient number, since it is larger than the sum of its proper divisors (1).

136203172141 is an equidigital number, since it uses as much as digits as its factorization.

136203172141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

Adding to 136203172141 its reverse (141271302631), we get a palindrome (277474474772).

The spelling of 136203172141 in words is "one hundred thirty-six billion, two hundred three million, one hundred seventy-two thousand, one hundred forty-one".