133240132 has 6 divisors (see below), whose sum is σ = 233170238. Its totient is φ = 66620064.

The previous prime is 133240099. The next prime is 133240157. The reversal of 133240132 is 231042331.

It can be written as a sum of positive squares in only one way, i.e., 99321156 + 33918976 = 9966^2 + 5824^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16655013 + ... + 16655020.

Almost surely, 2^133240132 is an apocalyptic number.

It is an amenable number.

133240132 is a deficient number, since it is larger than the sum of its proper divisors (99930106).

133240132 is a wasteful number, since it uses less digits than its factorization.

133240132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33310037 (or 33310035 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 133240132 is about 11542.9689421743. The cubic root of 133240132 is about 510.7538920813.

Adding to 133240132 its reverse (231042331), we get a palindrome (364282463).

The spelling of 133240132 in words is "one hundred thirty-three million, two hundred forty thousand, one hundred thirty-two".