137120017 has 8 divisors (see below), whose sum is σ = 144459200. Its totient is φ = 129793104.

The previous prime is 137120003. The next prime is 137120021. The reversal of 137120017 is 710021731.

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

It is not a de Polignac number, because 137120017 - 2⁷ = 137119889 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 137120017.

It is not an unprimeable number, because it can be changed into a prime (137120117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28084 + ... + 32602.

It is an arithmetic number, because the mean of its divisors is an integer number (18057400).

Almost surely, 2^137120017 is an apocalyptic number.

It is an amenable number.

137120017 is a deficient number, since it is larger than the sum of its proper divisors (7339183).

137120017 is a wasteful number, since it uses less digits than its factorization.

137120017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6135.

The product of its (nonzero) digits is 294, while the sum is 22.

The square root of 137120017 is about 11709.8256605297. The cubic root of 137120017 is about 515.6641658747.

Adding to 137120017 its reverse (710021731), we get a palindrome (847141748).

The spelling of 137120017 in words is "one hundred thirty-seven million, one hundred twenty thousand, seventeen".