137090 has 8 divisors (see below), whose sum is σ = 246780. Its totient is φ = 54832.

The previous prime is 137089. The next prime is 137117. The reversal of 137090 is 90731.

It can be written as a sum of positive squares in 2 ways, for example, as 134689 + 2401 = 367^2 + 49^2 .

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 137090.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6845 + ... + 6864.

2¹³⁷⁰⁹⁰ is an apocalyptic number.

137090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137090 is a deficient number, since it is larger than the sum of its proper divisors (109690).

137090 is a wasteful number, since it uses less digits than its factorization.

137090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13716.

The product of its (nonzero) digits is 189, while the sum is 20.

The square root of 137090 is about 370.2566677320. The cubic root of 137090 is about 51.5626535043.

The spelling of 137090 in words is "one hundred thirty-seven thousand, ninety".