133401412 has 12 divisors (see below), whose sum is σ = 233959936. Its totient is φ = 66555720.

The previous prime is 133401409. The next prime is 133401439. The reversal of 133401412 is 214104331.

It is a self number, because there is not a number n which added to its sum of digits gives 133401412.

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, 34164 + ... + 37867.

Almost surely, 2^133401412 is an apocalyptic number.

It is an amenable number.

133401412 is a deficient number, since it is larger than the sum of its proper divisors (100558524).

133401412 is a wasteful number, since it uses less digits than its factorization.

133401412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72498 (or 72496 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 133401412 is about 11549.9529003369. The cubic root of 133401412 is about 510.9598890088.

Adding to 133401412 its reverse (214104331), we get a palindrome (347505743).

The spelling of 133401412 in words is "one hundred thirty-three million, four hundred one thousand, four hundred twelve".