165032029 has 4 divisors (see below), whose sum is σ = 165089340. Its totient is φ = 164974720.

The previous prime is 165031973. The next prime is 165032033. The reversal of 165032029 is 920230561.

165032029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 156300004 + 8732025 = 12502^2 + 2955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165032029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 165031988 and 165032006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165032629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24094 + ... + 30175.

It is an arithmetic number, because the mean of its divisors is an integer number (41272335).

Almost surely, 2^165032029 is an apocalyptic number.

It is an amenable number.

165032029 is a deficient number, since it is larger than the sum of its proper divisors (57311).

165032029 is an equidigital number, since it uses as much as digits as its factorization.

165032029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57310.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 165032029 is about 12846.4792453030. The cubic root of 165032029 is about 548.5161424157.

The spelling of 165032029 in words is "one hundred sixty-five million, thirty-two thousand, twenty-nine".