137187067 has 2 divisors, whose sum is σ = 137187068. Its totient is φ = 137187066.

The previous prime is 137187047. The next prime is 137187077. The reversal of 137187067 is 760781731.

It is a strong prime.

It is an emirp because it is prime and its reverse (760781731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137187067 - 2⁷ = 137186939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (137187047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68593533 + 68593534.

It is an arithmetic number, because the mean of its divisors is an integer number (68593534).

Almost surely, 2^137187067 is an apocalyptic number.

137187067 is a deficient number, since it is larger than the sum of its proper divisors (1).

137187067 is an equidigital number, since it uses as much as digits as its factorization.

137187067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 40.

The square root of 137187067 is about 11712.6882909091. The cubic root of 137187067 is about 515.7482033210.

The spelling of 137187067 in words is "one hundred thirty-seven million, one hundred eighty-seven thousand, sixty-seven".