133854523 has 8 divisors (see below), whose sum is σ = 146122416. Its totient is φ = 121603200.

The previous prime is 133854499. The next prime is 133854527. The reversal of 133854523 is 325458331.

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 133854523 - 2⁵ = 133854491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133854527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17863 + ... + 24223.

It is an arithmetic number, because the mean of its divisors is an integer number (18265302).

Almost surely, 2^133854523 is an apocalyptic number.

133854523 is a deficient number, since it is larger than the sum of its proper divisors (12267893).

133854523 is a wasteful number, since it uses less digits than its factorization.

133854523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8285.

The product of its digits is 43200, while the sum is 34.

The square root of 133854523 is about 11569.5515470566. The cubic root of 133854523 is about 511.5377437401.

The spelling of 133854523 in words is "one hundred thirty-three million, eight hundred fifty-four thousand, five hundred twenty-three".