135440541025043 has 8 divisors (see below), whose sum is σ = 140451592271328. Its totient is φ = 130500568520064.

The previous prime is 135440541025003. The next prime is 135440541025063. The reversal of 135440541025043 is 340520145044531.

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 135440541025043 - 2³² = 135436246057747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135440541025003) 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, 17769681446 + ... + 17769689067.

It is an arithmetic number, because the mean of its divisors is an integer number (17556449033916).

Almost surely, 2^{135440541025043} is an apocalyptic number.

135440541025043 is a deficient number, since it is larger than the sum of its proper divisors (5011051246285).

135440541025043 is a wasteful number, since it uses less digits than its factorization.

135440541025043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35539370653.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 135440541025043 its reverse (340520145044531), we get a palindrome (475960686069574).

The spelling of 135440541025043 in words is "one hundred thirty-five trillion, four hundred forty billion, five hundred forty-one million, twenty-five thousand, forty-three".