133043432 has 8 divisors (see below), whose sum is σ = 249456450. Its totient is φ = 66521712.

The previous prime is 133043423. The next prime is 133043459. The reversal of 133043432 is 234340331.

It can be written as a sum of positive squares in only one way, i.e., 126922756 + 6120676 = 11266^2 + 2474^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 133043398 and 133043407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8315207 + ... + 8315222.

Almost surely, 2^133043432 is an apocalyptic number.

It is an amenable number.

133043432 is a deficient number, since it is larger than the sum of its proper divisors (116413018).

133043432 is a wasteful number, since it uses less digits than its factorization.

133043432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16630435 (or 16630431 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 133043432 is about 11534.4454569780. The cubic root of 133043432 is about 510.5024293825.

Adding to 133043432 its reverse (234340331), we get a palindrome (367383763).

The spelling of 133043432 in words is "one hundred thirty-three million, forty-three thousand, four hundred thirty-two".