135430442544031 has 8 divisors (see below), whose sum is σ = 140231515327200. Its totient is φ = 130638106929120.

The previous prime is 135430442544017. The next prime is 135430442544079. The reversal of 135430442544031 is 130445244034531.

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 135430442544031 - 2²⁷ = 135430308326303 is a prime.

It is a super-2 number, since 2×135430442544031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135430442044031) 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, 2184260515 + ... + 2184322516.

It is an arithmetic number, because the mean of its divisors is an integer number (17528939415900).

Almost surely, 2^{135430442544031} is an apocalyptic number.

135430442544031 is a deficient number, since it is larger than the sum of its proper divisors (4801072783169).

135430442544031 is a wasteful number, since it uses less digits than its factorization.

135430442544031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4368584129.

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 135430442544031 its reverse (130445244034531), we get a palindrome (265875686578562).

The spelling of 135430442544031 in words is "one hundred thirty-five trillion, four hundred thirty billion, four hundred forty-two million, five hundred forty-four thousand, thirty-one".