165002129 has 16 divisors (see below), whose sum is σ = 172751040. Its totient is φ = 157464000.

The previous prime is 165002107. The next prime is 165002171. The reversal of 165002129 is 921200561.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165002129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 165002098 and 165002107.

It is not an unprimeable number, because it can be changed into a prime (165002029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657254 + ... + 657504.

It is an arithmetic number, because the mean of its divisors is an integer number (10796940).

Almost surely, 2^165002129 is an apocalyptic number.

It is an amenable number.

165002129 is a deficient number, since it is larger than the sum of its proper divisors (7748911).

165002129 is a wasteful number, since it uses less digits than its factorization.

165002129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 165002129 is about 12845.3154496104. The cubic root of 165002129 is about 548.4830142540.

The spelling of 165002129 in words is "one hundred sixty-five million, two thousand, one hundred twenty-nine".