137089165 has 4 divisors (see below), whose sum is σ = 164507004. Its totient is φ = 109671328.

The previous prime is 137089157. The next prime is 137089171. The reversal of 137089165 is 561980731.

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

It can be written as a sum of positive squares in 2 ways, for example, as 103286569 + 33802596 = 10163^2 + 5814^2 .

It is a cyclic number.

It is not a de Polignac number, because 137089165 - 2³ = 137089157 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13708912 + ... + 13708921.

It is an arithmetic number, because the mean of its divisors is an integer number (41126751).

Almost surely, 2^137089165 is an apocalyptic number.

It is an amenable number.

137089165 is a deficient number, since it is larger than the sum of its proper divisors (27417839).

137089165 is an equidigital number, since it uses as much as digits as its factorization.

137089165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27417838.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 137089165 is about 11708.5082311967. The cubic root of 137089165 is about 515.6254881661.

The spelling of 137089165 in words is "one hundred thirty-seven million, eighty-nine thousand, one hundred sixty-five".