135441434405 has 8 divisors (see below), whose sum is σ = 162600801792. Its totient is φ = 108305760528.

The previous prime is 135441434389. The next prime is 135441434407. The reversal of 135441434405 is 504434144531.

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 135441434405 - 2⁴ = 135441434389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135441434407) 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, 5910797 + ... + 5933666.

It is an arithmetic number, because the mean of its divisors is an integer number (20325100224).

Almost surely, 2^135441434405 is an apocalyptic number.

It is an amenable number.

135441434405 is a deficient number, since it is larger than the sum of its proper divisors (27159367387).

135441434405 is a wasteful number, since it uses less digits than its factorization.

135441434405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11846755.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 135441434405 its reverse (504434144531), we get a palindrome (639875578936).

The spelling of 135441434405 in words is "one hundred thirty-five billion, four hundred forty-one million, four hundred thirty-four thousand, four hundred five".