165079445 has 8 divisors (see below), whose sum is σ = 198253440. Its totient is φ = 131958160.

The previous prime is 165079403. The next prime is 165079477. The reversal of 165079445 is 544970561.

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

It is not a de Polignac number, because 165079445 - 2¹² = 165075349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5921 + ... + 19110.

It is an arithmetic number, because the mean of its divisors is an integer number (24781680).

Almost surely, 2^165079445 is an apocalyptic number.

It is an amenable number.

165079445 is a deficient number, since it is larger than the sum of its proper divisors (33173995).

165079445 is a wasteful number, since it uses less digits than its factorization.

165079445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26355.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 165079445 is about 12848.3245989506. The cubic root of 165079445 is about 548.5686694940.

It can be divided in two parts, 16507 and 9445, that added together give a palindrome (25952).

The spelling of 165079445 in words is "one hundred sixty-five million, seventy-nine thousand, four hundred forty-five".