169338155 has 16 divisors (see below), whose sum is σ = 232584960. Its totient is φ = 115942752.

The previous prime is 169338137. The next prime is 169338157. The reversal of 169338155 is 551833961.

It is a cyclic number.

It is not a de Polignac number, because 169338155 - 2¹⁰ = 169337131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (169338157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22592 + ... + 29138.

It is an arithmetic number, because the mean of its divisors is an integer number (14536560).

Almost surely, 2^169338155 is an apocalyptic number.

169338155 is a deficient number, since it is larger than the sum of its proper divisors (63246805).

169338155 is an equidigital number, since it uses as much as digits as its factorization.

169338155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7298.

The product of its digits is 97200, while the sum is 41.

The square root of 169338155 is about 13012.9994620764. Note that the first 3 decimals coincide. The cubic root of 169338155 is about 553.2459897054.

The spelling of 169338155 in words is "one hundred sixty-nine million, three hundred thirty-eight thousand, one hundred fifty-five".