133241332 has 12 divisors (see below), whose sum is σ = 266482720. Its totient is φ = 57103416.

The previous prime is 133241309. The next prime is 133241333. The reversal of 133241332 is 233142331.

133241332 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133241333) 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, 2379282 + ... + 2379337.

Almost surely, 2^133241332 is an apocalyptic number.

It is an amenable number.

133241332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133241332 is a wasteful number, since it uses less digits than its factorization.

133241332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4758630 (or 4758628 counting only the distinct ones).

The product of its digits is 1296, while the sum is 22.

The square root of 133241332 is about 11543.0209217518. The cubic root of 133241332 is about 510.7554254102.

Adding to 133241332 its reverse (233142331), we get a palindrome (366383663).

Subtracting 133241332 from its reverse (233142331), we obtain a palindrome (99900999).

The spelling of 133241332 in words is "one hundred thirty-three million, two hundred forty-one thousand, three hundred thirty-two".