133132112 has 20 divisors (see below), whose sum is σ = 260605716. Its totient is φ = 65879040.

The previous prime is 133132093. The next prime is 133132133. The reversal of 133132112 is 211231331.

It can be written as a sum of positive squares in 2 ways, for example, as 95726656 + 37405456 = 9784^2 + 6116^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41339 + ... + 44442.

Almost surely, 2^133132112 is an apocalyptic number.

It is an amenable number.

133132112 is a deficient number, since it is larger than the sum of its proper divisors (127473604).

133132112 is an equidigital number, since it uses as much as digits as its factorization.

133132112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85886 (or 85880 counting only the distinct ones).

The product of its digits is 108, while the sum is 17.

The square root of 133132112 is about 11538.2889546067. The cubic root of 133132112 is about 510.6158291948.

Adding to 133132112 its reverse (211231331), we get a palindrome (344363443).

The spelling of 133132112 in words is "one hundred thirty-three million, one hundred thirty-two thousand, one hundred twelve".