136387337 has 2 divisors, whose sum is σ = 136387338. Its totient is φ = 136387336.

The previous prime is 136387333. The next prime is 136387369. The reversal of 136387337 is 733783631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111746041 + 24641296 = 10571^2 + 4964^2 .

It is a cyclic number.

It is not a de Polignac number, because 136387337 - 2² = 136387333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136387294 and 136387303.

It is not a weakly prime, because it can be changed into another prime (136387333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68193668 + 68193669.

It is an arithmetic number, because the mean of its divisors is an integer number (68193669).

Almost surely, 2^136387337 is an apocalyptic number.

It is an amenable number.

136387337 is a deficient number, since it is larger than the sum of its proper divisors (1).

136387337 is an equidigital number, since it uses as much as digits as its factorization.

136387337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 41.

The square root of 136387337 is about 11678.4989189536. The cubic root of 136387337 is about 514.7440673855.

The spelling of 136387337 in words is "one hundred thirty-six million, three hundred eighty-seven thousand, three hundred thirty-seven".