137126907 has 6 divisors (see below), whose sum is σ = 198072212. Its totient is φ = 91417932.

The previous prime is 137126881. The next prime is 137126929. The reversal of 137126907 is 709621731.

It is a happy number.

It is not a de Polignac number, because 137126907 - 2⁸ = 137126651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137126987) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7618153 + ... + 7618170.

Almost surely, 2^137126907 is an apocalyptic number.

137126907 is a deficient number, since it is larger than the sum of its proper divisors (60945305).

137126907 is a wasteful number, since it uses less digits than its factorization.

137126907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15236329 (or 15236326 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 137126907 is about 11710.1198542116. The cubic root of 137126907 is about 515.6728027527.

The spelling of 137126907 in words is "one hundred thirty-seven million, one hundred twenty-six thousand, nine hundred seven".