165215014 has 8 divisors (see below), whose sum is σ = 247908960. Its totient is φ = 82578696.

The previous prime is 165214999. The next prime is 165215021. The reversal of 165215014 is 410512561.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 165215014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6334 + ... + 19249.

It is an arithmetic number, because the mean of its divisors is an integer number (30988620).

Almost surely, 2^165215014 is an apocalyptic number.

165215014 is a deficient number, since it is larger than the sum of its proper divisors (82693946).

165215014 is a wasteful number, since it uses less digits than its factorization.

165215014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28814.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 165215014 is about 12853.5992624634. The cubic root of 165215014 is about 548.7187963155.

Adding to 165215014 its reverse (410512561), we get a palindrome (575727575).

The spelling of 165215014 in words is "one hundred sixty-five million, two hundred fifteen thousand, fourteen".