136137338 has 4 divisors (see below), whose sum is σ = 204206010. Its totient is φ = 68068668.

The previous prime is 136137329. The next prime is 136137373. The reversal of 136137338 is 833731631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833731631 = 12401 ⋅67231.

It can be written as a sum of positive squares in only one way, i.e., 123054649 + 13082689 = 11093^2 + 3617^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 136137298 and 136137307.

It is an unprimeable number.

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, 34034333 + ... + 34034336.

Almost surely, 2^136137338 is an apocalyptic number.

136137338 is a deficient number, since it is larger than the sum of its proper divisors (68068672).

136137338 is an equidigital number, since it uses as much as digits as its factorization.

136137338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68068671.

The product of its digits is 27216, while the sum is 35.

The square root of 136137338 is about 11667.7906220501. The cubic root of 136137338 is about 514.4293651258.

Adding to 136137338 its reverse (833731631), we get a palindrome (969868969).

The spelling of 136137338 in words is "one hundred thirty-six million, one hundred thirty-seven thousand, three hundred thirty-eight".