133163393 has 8 divisors (see below), whose sum is σ = 145689600. Its totient is φ = 120707280.

The previous prime is 133163369. The next prime is 133163423. The reversal of 133163393 is 393361331.

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

It is a cyclic number.

It is not a de Polignac number, because 133163393 - 2¹⁰ = 133162369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133163593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13505 + ... + 21182.

It is an arithmetic number, because the mean of its divisors is an integer number (18211200).

Almost surely, 2^133163393 is an apocalyptic number.

It is an amenable number.

133163393 is a deficient number, since it is larger than the sum of its proper divisors (12526207).

133163393 is a wasteful number, since it uses less digits than its factorization.

133163393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35047.

The product of its digits is 13122, while the sum is 32.

The square root of 133163393 is about 11539.6444052666. The cubic root of 133163393 is about 510.6558178514.

The spelling of 133163393 in words is "one hundred thirty-three million, one hundred sixty-three thousand, three hundred ninety-three".