165141338 has 8 divisors (see below), whose sum is σ = 247766688. Its totient is φ = 82552444.

The previous prime is 165141337. The next prime is 165141343. The reversal of 165141338 is 833141561.

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

It is not an unprimeable number, because it can be changed into a prime (165141337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11945 + ... + 21747.

It is an arithmetic number, because the mean of its divisors is an integer number (30970836).

Almost surely, 2^165141338 is an apocalyptic number.

165141338 is a deficient number, since it is larger than the sum of its proper divisors (82625350).

165141338 is an equidigital number, since it uses as much as digits as its factorization.

165141338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18228.

The product of its digits is 8640, while the sum is 32.

The square root of 165141338 is about 12850.7329752042. The cubic root of 165141338 is about 548.6372189496.

Adding to 165141338 its reverse (833141561), we get a palindrome (998282899).

The spelling of 165141338 in words is "one hundred sixty-five million, one hundred forty-one thousand, three hundred thirty-eight".