136701602161 has 4 divisors (see below), whose sum is σ = 139880709232. Its totient is φ = 133522495092.

The previous prime is 136701602129. The next prime is 136701602171. The reversal of 136701602161 is 161206107631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136701602161 - 2⁵ = 136701602129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136701602101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1589553471 + ... + 1589553556.

It is an arithmetic number, because the mean of its divisors is an integer number (34970177308).

Almost surely, 2^136701602161 is an apocalyptic number.

It is an amenable number.

136701602161 is a deficient number, since it is larger than the sum of its proper divisors (3179107071).

136701602161 is an equidigital number, since it uses as much as digits as its factorization.

136701602161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179107070.

The product of its (nonzero) digits is 9072, while the sum is 34.

Adding to 136701602161 its reverse (161206107631), we get a palindrome (297907709792).

The spelling of 136701602161 in words is "one hundred thirty-six billion, seven hundred one million, six hundred two thousand, one hundred sixty-one".