133032412 has 12 divisors (see below), whose sum is σ = 246501360. Its totient is φ = 62603456.

The previous prime is 133032409. The next prime is 133032421. The reversal of 133032412 is 214230331.

It is a self number, because there is not a number n which added to its sum of digits gives 133032412.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978112 + ... + 978247.

It is an arithmetic number, because the mean of its divisors is an integer number (20541780).

Almost surely, 2^133032412 is an apocalyptic number.

It is an amenable number.

133032412 is a deficient number, since it is larger than the sum of its proper divisors (113468948).

133032412 is a wasteful number, since it uses less digits than its factorization.

133032412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956380 (or 1956378 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 133032412 is about 11533.9677474840. The cubic root of 133032412 is about 510.4883340052.

Adding to 133032412 its reverse (214230331), we get a palindrome (347262743).

The spelling of 133032412 in words is "one hundred thirty-three million, thirty-two thousand, four hundred twelve".