136037274437 has 2 divisors, whose sum is σ = 136037274438. Its totient is φ = 136037274436.

The previous prime is 136037274419. The next prime is 136037274467. The reversal of 136037274437 is 734472730631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122074070881 + 13963203556 = 349391^2 + 118166^2 .

It is an emirp because it is prime and its reverse (734472730631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136037274437 - 2¹⁰ = 136037273413 is a prime.

It is a super-2 number, since 2×136037274437² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136037274391 and 136037274400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136037274467) 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 as a sum of consecutive naturals, namely, 68018637218 + 68018637219.

It is an arithmetic number, because the mean of its divisors is an integer number (68018637219).

Almost surely, 2^136037274437 is an apocalyptic number.

It is an amenable number.

136037274437 is a deficient number, since it is larger than the sum of its proper divisors (1).

136037274437 is an equidigital number, since it uses as much as digits as its factorization.

136037274437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 47.

The spelling of 136037274437 in words is "one hundred thirty-six billion, thirty-seven million, two hundred seventy-four thousand, four hundred thirty-seven".