165164053 has 8 divisors (see below), whose sum is σ = 166138560. Its totient is φ = 164193120.

The previous prime is 165164047. The next prime is 165164071. The reversal of 165164053 is 350461561.

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 165164053 - 2⁹ = 165163541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165165053) 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, 175801 + ... + 176737.

It is an arithmetic number, because the mean of its divisors is an integer number (20767320).

Almost surely, 2^165164053 is an apocalyptic number.

It is an amenable number.

165164053 is a deficient number, since it is larger than the sum of its proper divisors (974507).

165164053 is an equidigital number, since it uses as much as digits as its factorization.

165164053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 165164053 is about 12851.6167465420. The cubic root of 165164053 is about 548.6623726013.

The spelling of 165164053 in words is "one hundred sixty-five million, one hundred sixty-four thousand, fifty-three".