137086 has 4 divisors (see below), whose sum is σ = 205632. Its totient is φ = 68542.

The previous prime is 137077. The next prime is 137087. The reversal of 137086 is 680731.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 137086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137087) 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, 34270 + ... + 34273.

It is an arithmetic number, because the mean of its divisors is an integer number (51408).

2¹³⁷⁰⁸⁶ is an apocalyptic number.

137086 is a deficient number, since it is larger than the sum of its proper divisors (68546).

137086 is an equidigital number, since it uses as much as digits as its factorization.

137086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68545.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 137086 is about 370.2512660343. The cubic root of 137086 is about 51.5621520025.

The spelling of 137086 in words is "one hundred thirty-seven thousand, eighty-six".