133534535 has 8 divisors (see below), whose sum is σ = 160327296. Its totient is φ = 106770400.

The previous prime is 133534529. The next prime is 133534547. The reversal of 133534535 is 535435331.

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

It is not a de Polignac number, because 133534535 - 2⁸ = 133534279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 4985 + ... + 17085.

It is an arithmetic number, because the mean of its divisors is an integer number (20040912).

Almost surely, 2^133534535 is an apocalyptic number.

133534535 is a deficient number, since it is larger than the sum of its proper divisors (26792761).

133534535 is a wasteful number, since it uses less digits than its factorization.

133534535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14313.

The product of its digits is 40500, while the sum is 32.

The square root of 133534535 is about 11555.7143872631. The cubic root of 133534535 is about 511.1297970047.

Adding to 133534535 its reverse (535435331), we get a palindrome (668969866).

The spelling of 133534535 in words is "one hundred thirty-three million, five hundred thirty-four thousand, five hundred thirty-five".