137255 has 8 divisors (see below), whose sum is σ = 166992. Its totient is φ = 108288.

The previous prime is 137251. The next prime is 137273. The reversal of 137255 is 552731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137255 - 2² = 137251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137255.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 137255.

It is not an unprimeable number, because it can be changed into a prime (137251) 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 in 7 ways as a sum of consecutive naturals, for example, 344 + ... + 626.

It is an arithmetic number, because the mean of its divisors is an integer number (20874).

2¹³⁷²⁵⁵ is an apocalyptic number.

137255 is a deficient number, since it is larger than the sum of its proper divisors (29737).

137255 is an equidigital number, since it uses as much as digits as its factorization.

137255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385.

The product of its digits is 1050, while the sum is 23.

The square root of 137255 is about 370.4794191315. The cubic root of 137255 is about 51.5833319559.

Adding to 137255 its reverse (552731), we get a palindrome (689986).

The spelling of 137255 in words is "one hundred thirty-seven thousand, two hundred fifty-five".