136131742223 has 6 divisors (see below), whose sum is σ = 142307852064. Its totient is φ = 130212970316.

The previous prime is 136131742217. The next prime is 136131742291. The reversal of 136131742223 is 322247131631.

It is not a de Polignac number, because 136131742223 - 2⁴ = 136131742207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136191742223) 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 in 5 ways as a sum of consecutive naturals, for example, 128668415 + ... + 128669472.

It is an arithmetic number, because the mean of its divisors is an integer number (23717975344).

Almost surely, 2^136131742223 is an apocalyptic number.

136131742223 is a deficient number, since it is larger than the sum of its proper divisors (6176109841).

136131742223 is an equidigital number, since it uses as much as digits as its factorization.

136131742223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257337933 (or 257337910 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

Adding to 136131742223 its reverse (322247131631), we get a palindrome (458378873854).

The spelling of 136131742223 in words is "one hundred thirty-six billion, one hundred thirty-one million, seven hundred forty-two thousand, two hundred twenty-three".