32130133 has 6 divisors (see below), whose sum is σ = 37375926. Its totient is φ = 27540072.

The previous prime is 32130113. The next prime is 32130139. The reversal of 32130133 is 33103123.

It can be written as a sum of positive squares in only one way, i.e., 30891364 + 1238769 = 5558^2 + 1113^2 .

It is not a de Polignac number, because 32130133 - 2⁹ = 32129621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32130139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 327810 + ... + 327907.

It is an arithmetic number, because the mean of its divisors is an integer number (6229321).

Almost surely, 2^32130133 is an apocalyptic number.

It is an amenable number.

32130133 is a deficient number, since it is larger than the sum of its proper divisors (5245793).

32130133 is an equidigital number, since it uses as much as digits as its factorization.

32130133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655731 (or 655724 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 32130133 is about 5668.3448201393. The cubic root of 32130133 is about 317.9099892920.

Adding to 32130133 its reverse (33103123), we get a palindrome (65233256).

The spelling of 32130133 in words is "thirty-two million, one hundred thirty thousand, one hundred thirty-three".