135554533 has 8 divisors (see below), whose sum is σ = 141660288. Its totient is φ = 129583104.

The previous prime is 135554519. The next prime is 135554563. The reversal of 135554533 is 335455531.

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 135554533 - 2⁹ = 135554021 is a prime.

It is a Duffinian number.

It is a zygodrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135554563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31516 + ... + 35557.

It is an arithmetic number, because the mean of its divisors is an integer number (17707536).

Almost surely, 2^135554533 is an apocalyptic number.

It is an amenable number.

135554533 is a deficient number, since it is larger than the sum of its proper divisors (6105755).

135554533 is an equidigital number, since it uses as much as digits as its factorization.

135554533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67163.

The product of its digits is 67500, while the sum is 34.

The square root of 135554533 is about 11642.7888841119. The cubic root of 135554533 is about 513.6942230418.

The spelling of 135554533 in words is "one hundred thirty-five million, five hundred fifty-four thousand, five hundred thirty-three".