137308 has 6 divisors (see below), whose sum is σ = 240296. Its totient is φ = 68652.

The previous prime is 137303. The next prime is 137321. The reversal of 137308 is 803731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17160 + ... + 17167.

2¹³⁷³⁰⁸ is an apocalyptic number.

It is an amenable number.

137308 is a deficient number, since it is larger than the sum of its proper divisors (102988).

137308 is a wasteful number, since it uses less digits than its factorization.

137308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34331 (or 34329 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 137308 is about 370.5509411673. The cubic root of 137308 is about 51.5899706085.

The spelling of 137308 in words is "one hundred thirty-seven thousand, three hundred eight".