133755535 has 16 divisors (see below), whose sum is σ = 170517600. Its totient is φ = 100434816.

The previous prime is 133755533. The next prime is 133755539. The reversal of 133755535 is 535557331.

It is a cyclic number.

It is not a de Polignac number, because 133755535 - 2¹ = 133755533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133755494 and 133755503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133755533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3897 + ... + 16813.

It is an arithmetic number, because the mean of its divisors is an integer number (10657350).

Almost surely, 2^133755535 is an apocalyptic number.

133755535 is a deficient number, since it is larger than the sum of its proper divisors (36762065).

133755535 is a wasteful number, since it uses less digits than its factorization.

133755535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13050.

The product of its digits is 118125, while the sum is 37.

The square root of 133755535 is about 11565.2728026623. The cubic root of 133755535 is about 511.4116153028.

The spelling of 133755535 in words is "one hundred thirty-three million, seven hundred fifty-five thousand, five hundred thirty-five".