137338 has 4 divisors (see below), whose sum is σ = 206010. Its totient is φ = 68668.
The previous prime is 137321. The next prime is 137339. The reversal of 137338 is 833731.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833731 = 17 ⋅49043.
It can be written as a sum of positive squares in only one way, i.e., 71289 + 66049 = 267^2 + 257^2 .
It is a plaindrome in base 7.
It is not an unprimeable number, because it can be changed into a prime (137339) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34333 + ... + 34336.
2137338 is an apocalyptic number.
137338 is a deficient number, since it is larger than the sum of its proper divisors (68672).
137338 is an equidigital number, since it uses as much as digits as its factorization.
137338 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68671.
The product of its digits is 1512, while the sum is 25.
The square root of 137338 is about 370.5914192207. The cubic root of 137338 is about 51.5937275792.
The spelling of 137338 in words is "one hundred thirty-seven thousand, three hundred thirty-eight".
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