137328169 has 8 divisors (see below), whose sum is σ = 149970240. Its totient is φ = 124712400.

The previous prime is 137328167. The next prime is 137328199. The reversal of 137328169 is 961823731.

137328169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 137328169 - 2¹ = 137328167 is a prime.

It is a super-2 number, since 2×137328169² = 37718052001785122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137328167) 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, 5287 + ... + 17395.

It is an arithmetic number, because the mean of its divisors is an integer number (18746280).

Almost surely, 2^137328169 is an apocalyptic number.

It is an amenable number.

137328169 is a deficient number, since it is larger than the sum of its proper divisors (12642071).

137328169 is a wasteful number, since it uses less digits than its factorization.

137328169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13151.

The product of its digits is 54432, while the sum is 40.

The square root of 137328169 is about 11718.7102105991. The cubic root of 137328169 is about 515.9249648017.

The spelling of 137328169 in words is "one hundred thirty-seven million, three hundred twenty-eight thousand, one hundred sixty-nine".