135534441 has 24 divisors (see below), whose sum is σ = 215906880. Its totient is φ = 75352032.

The previous prime is 135534437. The next prime is 135534457. The reversal of 135534441 is 144435531.

It is not a de Polignac number, because 135534441 - 2² = 135534437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135534399 and 135534408.

It is not an unprimeable number, because it can be changed into a prime (135534401) 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, 7021 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (8996120).

Almost surely, 2^135534441 is an apocalyptic number.

It is an amenable number.

135534441 is a deficient number, since it is larger than the sum of its proper divisors (80372439).

135534441 is a wasteful number, since it uses less digits than its factorization.

135534441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24973 (or 24966 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 135534441 is about 11641.9260004520. The cubic root of 135534441 is about 513.6688417332.

Adding to 135534441 its reverse (144435531), we get a palindrome (279969972).

The spelling of 135534441 in words is "one hundred thirty-five million, five hundred thirty-four thousand, four hundred forty-one".