137670037 has 2 divisors, whose sum is σ = 137670038. Its totient is φ = 137670036.

The previous prime is 137670011. The next prime is 137670073. The reversal of 137670037 is 730076731.

Together with next prime (137670073) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115476516 + 22193521 = 10746^2 + 4711^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137670037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137669984 and 137670011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137670077) by changing a digit.

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, 68835018 + 68835019.

It is an arithmetic number, because the mean of its divisors is an integer number (68835019).

Almost surely, 2^137670037 is an apocalyptic number.

It is an amenable number.

137670037 is a deficient number, since it is larger than the sum of its proper divisors (1).

137670037 is an equidigital number, since it uses as much as digits as its factorization.

137670037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 34.

The square root of 137670037 is about 11733.2875614638. The cubic root of 137670037 is about 516.3527286494.

The spelling of 137670037 in words is "one hundred thirty-seven million, six hundred seventy thousand, thirty-seven".