133206152 has 16 divisors (see below), whose sum is σ = 264453660. Its totient is φ = 62685184.

The previous prime is 133206121. The next prime is 133206167. The reversal of 133206152 is 251602331.

It can be written as a sum of positive squares in 2 ways, for example, as 132112036 + 1094116 = 11494^2 + 1046^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489593 + ... + 489864.

Almost surely, 2^133206152 is an apocalyptic number.

It is an amenable number.

133206152 is a deficient number, since it is larger than the sum of its proper divisors (131247508).

133206152 is a wasteful number, since it uses less digits than its factorization.

133206152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979480 (or 979476 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 133206152 is about 11541.4969566344. The cubic root of 133206152 is about 510.7104694964.

Adding to 133206152 its reverse (251602331), we get a palindrome (384808483).

The spelling of 133206152 in words is "one hundred thirty-three million, two hundred six thousand, one hundred fifty-two".