133001432 has 16 divisors (see below), whose sum is σ = 253100760. Its totient is φ = 65507904.

The previous prime is 133001419. The next prime is 133001459. The reversal of 133001432 is 234100331.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 133001432.

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, 123533 + ... + 124604.

Almost surely, 2^133001432 is an apocalyptic number.

It is an amenable number.

133001432 is a deficient number, since it is larger than the sum of its proper divisors (120099328).

133001432 is a wasteful number, since it uses less digits than its factorization.

133001432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248210 (or 248206 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 133001432 is about 11532.6246795775. The cubic root of 133001432 is about 510.4487041733.

Adding to 133001432 its reverse (234100331), we get a palindrome (367101763).

The spelling of 133001432 in words is "one hundred thirty-three million, one thousand, four hundred thirty-two".