133534383 has 4 divisors (see below), whose sum is σ = 178045848. Its totient is φ = 89022920.

The previous prime is 133534367. The next prime is 133534409. The reversal of 133534383 is 383435331.

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 133534383 - 2⁴ = 133534367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133534333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22255728 + ... + 22255733.

It is an arithmetic number, because the mean of its divisors is an integer number (44511462).

Almost surely, 2^133534383 is an apocalyptic number.

133534383 is a deficient number, since it is larger than the sum of its proper divisors (44511465).

133534383 is an equidigital number, since it uses as much as digits as its factorization.

133534383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44511464.

The product of its digits is 38880, while the sum is 33.

The square root of 133534383 is about 11555.7078104286. The cubic root of 133534383 is about 511.1296030679.

The spelling of 133534383 in words is "one hundred thirty-three million, five hundred thirty-four thousand, three hundred eighty-three".