132133121 has 4 divisors (see below), whose sum is σ = 134944512. Its totient is φ = 129321732.

The previous prime is 132133103. The next prime is 132133147. The reversal of 132133121 is 121331231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 132133121 - 2²⁶ = 65024257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 132133121.

It is not an unprimeable number, because it can be changed into a prime (132133151) 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, 1405625 + ... + 1405718.

It is an arithmetic number, because the mean of its divisors is an integer number (33736128).

Almost surely, 2^132133121 is an apocalyptic number.

It is an amenable number.

132133121 is a deficient number, since it is larger than the sum of its proper divisors (2811391).

132133121 is an equidigital number, since it uses as much as digits as its factorization.

132133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811390.

The product of its digits is 108, while the sum is 17.

The square root of 132133121 is about 11494.9171810849. The cubic root of 132133121 is about 509.3354422515.

Adding to 132133121 its reverse (121331231), we get a palindrome (253464352).

The spelling of 132133121 in words is "one hundred thirty-two million, one hundred thirty-three thousand, one hundred twenty-one".