136070237 has 2 divisors, whose sum is σ = 136070238. Its totient is φ = 136070236.

The previous prime is 136070219. The next prime is 136070243. The reversal of 136070237 is 732070631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120868036 + 15202201 = 10994^2 + 3899^2 .

It is an emirp because it is prime and its reverse (732070631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136070237 is a prime.

It is a Chen prime.

It is equal to p_7702490 and since 136070237 and 7702490 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136070537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68035118 + 68035119.

It is an arithmetic number, because the mean of its divisors is an integer number (68035119).

Almost surely, 2^136070237 is an apocalyptic number.

It is an amenable number.

136070237 is a deficient number, since it is larger than the sum of its proper divisors (1).

136070237 is an equidigital number, since it uses as much as digits as its factorization.

136070237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 136070237 is about 11664.9147875156. The cubic root of 136070237 is about 514.3448318689.

The spelling of 136070237 in words is "one hundred thirty-six million, seventy thousand, two hundred thirty-seven".