165350901 has 8 divisors (see below), whose sum is σ = 232071520. Its totient is φ = 104432112.

The previous prime is 165350879. The next prime is 165350963. The reversal of 165350901 is 109053561.

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

It is not a de Polignac number, because 165350901 - 2¹¹ = 165348853 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165350971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1450390 + ... + 1450503.

It is an arithmetic number, because the mean of its divisors is an integer number (29008940).

Almost surely, 2^165350901 is an apocalyptic number.

It is an amenable number.

165350901 is a deficient number, since it is larger than the sum of its proper divisors (66720619).

165350901 is a wasteful number, since it uses less digits than its factorization.

165350901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900915.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 165350901 is about 12858.8841273261. The cubic root of 165350901 is about 548.8691928928.

The spelling of 165350901 in words is "one hundred sixty-five million, three hundred fifty thousand, nine hundred one".