133504652 has 6 divisors (see below), whose sum is σ = 233633148. Its totient is φ = 66752324.

The previous prime is 133504633. The next prime is 133504681. The reversal of 133504652 is 256405331.

It is a super-2 number, since 2×133504652² = 35646984211282208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16688078 + ... + 16688085.

It is an arithmetic number, because the mean of its divisors is an integer number (38938858).

Almost surely, 2^133504652 is an apocalyptic number.

It is an amenable number.

133504652 is a deficient number, since it is larger than the sum of its proper divisors (100128496).

133504652 is a wasteful number, since it uses less digits than its factorization.

133504652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33376167 (or 33376165 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 133504652 is about 11554.4213182660. The cubic root of 133504652 is about 511.0916664660.

Adding to 133504652 its reverse (256405331), we get a palindrome (389909983).

The spelling of 133504652 in words is "one hundred thirty-three million, five hundred four thousand, six hundred fifty-two".