135505433 has 24 divisors (see below), whose sum is σ = 167180544. Its totient is φ = 109317600.

The previous prime is 135505393. The next prime is 135505441. The reversal of 135505433 is 334505531.

It is not a de Polignac number, because 135505433 - 2¹⁴ = 135489049 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135505396 and 135505405.

It is not an unprimeable number, because it can be changed into a prime (135505463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54998 + ... + 57408.

It is an arithmetic number, because the mean of its divisors is an integer number (6965856).

Almost surely, 2^135505433 is an apocalyptic number.

It is an amenable number.

135505433 is a deficient number, since it is larger than the sum of its proper divisors (31675111).

135505433 is a wasteful number, since it uses less digits than its factorization.

135505433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493 (or 2486 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 135505433 is about 11640.6800918159. The cubic root of 135505433 is about 513.6321928224.

The spelling of 135505433 in words is "one hundred thirty-five million, five hundred five thousand, four hundred thirty-three".