133317883 has 4 divisors (see below), whose sum is σ = 133341880. Its totient is φ = 133293888.

The previous prime is 133317871. The next prime is 133317911. The reversal of 133317883 is 388713331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133317883 - 2²¹ = 131220731 is a prime.

It is a super-3 number, since 3×133317883³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133317823) 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 3 ways as a sum of consecutive naturals, for example, 1108 + ... + 16366.

It is an arithmetic number, because the mean of its divisors is an integer number (33335470).

Almost surely, 2^133317883 is an apocalyptic number.

133317883 is a deficient number, since it is larger than the sum of its proper divisors (23997).

133317883 is an equidigital number, since it uses as much as digits as its factorization.

133317883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23996.

The product of its digits is 36288, while the sum is 37.

The square root of 133317883 is about 11546.3363453521. The cubic root of 133317883 is about 510.8532212732.

The spelling of 133317883 in words is "one hundred thirty-three million, three hundred seventeen thousand, eight hundred eighty-three".