133333132 has 6 divisors (see below), whose sum is σ = 233332988. Its totient is φ = 66666564.

The previous prime is 133333111. The next prime is 133333141. The reversal of 133333132 is 231333331.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16666638 + ... + 16666645.

Almost surely, 2^133333132 is an apocalyptic number.

It is an amenable number.

133333132 is a deficient number, since it is larger than the sum of its proper divisors (99999856).

133333132 is a wasteful number, since it uses less digits than its factorization.

133333132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33333287 (or 33333285 counting only the distinct ones).

The product of its digits is 1458, while the sum is 22.

The square root of 133333132 is about 11546.9966658002. The cubic root of 133333132 is about 510.8726977895.

Adding to 133333132 its reverse (231333331), we get a palindrome (364666463).

The spelling of 133333132 in words is "one hundred thirty-three million, three hundred thirty-three thousand, one hundred thirty-two".