133612652 has 24 divisors (see below), whose sum is σ = 237037920. Its totient is φ = 65894400.

The previous prime is 133612651. The next prime is 133612667. The reversal of 133612652 is 256216331.

It is not an unprimeable number, because it can be changed into a prime (133612651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94124 + ... + 95532.

It is an arithmetic number, because the mean of its divisors is an integer number (9876580).

Almost surely, 2^133612652 is an apocalyptic number.

It is an amenable number.

133612652 is a deficient number, since it is larger than the sum of its proper divisors (103425268).

133612652 is a wasteful number, since it uses less digits than its factorization.

133612652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721 (or 1719 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 133612652 is about 11559.0939091263. The cubic root of 133612652 is about 511.2294469891.

Adding to 133612652 its reverse (256216331), we get a palindrome (389828983).

The spelling of 133612652 in words is "one hundred thirty-three million, six hundred twelve thousand, six hundred fifty-two".