133340001 has 8 divisors (see below), whose sum is σ = 177858624. Its totient is φ = 88857360.

The previous prime is 133339963. The next prime is 133340003. The reversal of 133340001 is 100043331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133340001 - 2⁶ = 133339937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133340003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1356 + ... + 16386.

It is an arithmetic number, because the mean of its divisors is an integer number (22232328).

Almost surely, 2^133340001 is an apocalyptic number.

It is an amenable number.

133340001 is a deficient number, since it is larger than the sum of its proper divisors (44518623).

133340001 is a wasteful number, since it uses less digits than its factorization.

133340001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17991.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 133340001 is about 11547.2940986189. The cubic root of 133340001 is about 510.8814706135.

Adding to 133340001 its reverse (100043331), we get a palindrome (233383332).

The spelling of 133340001 in words is "one hundred thirty-three million, three hundred forty thousand, one".