165061465 has 8 divisors (see below), whose sum is σ = 198414720. Its totient is φ = 131821872.

The previous prime is 165061459. The next prime is 165061469. The reversal of 165061465 is 564160561.

It is a happy number.

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 165061465 - 2⁵ = 165061433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165061465.

It is not an unprimeable number, because it can be changed into a prime (165061469) 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, 25185 + ... + 31054.

It is an arithmetic number, because the mean of its divisors is an integer number (24801840).

Almost surely, 2^165061465 is an apocalyptic number.

It is an amenable number.

165061465 is a deficient number, since it is larger than the sum of its proper divisors (33353255).

165061465 is an equidigital number, since it uses as much as digits as its factorization.

165061465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56831.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 165061465 is about 12847.6248777741. The cubic root of 165061465 is about 548.5487525730.

It can be divided in two parts, 16506 and 1465, that added together give a palindrome (17971).

The spelling of 165061465 in words is "one hundred sixty-five million, sixty-one thousand, four hundred sixty-five".