135062643409 has 8 divisors (see below), whose sum is σ = 143348819040. Its totient is φ = 126814391616.

The previous prime is 135062643377. The next prime is 135062643421. The reversal of 135062643409 is 904346260531.

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 135062643409 - 2⁵ = 135062643377 is a prime.

It is a super-2 number, since 2×135062643409² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135062643479) 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, 9473619 + ... + 9487864.

It is an arithmetic number, because the mean of its divisors is an integer number (17918602380).

Almost surely, 2^135062643409 is an apocalyptic number.

It is an amenable number.

135062643409 is a deficient number, since it is larger than the sum of its proper divisors (8286175631).

135062643409 is a wasteful number, since it uses less digits than its factorization.

135062643409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18961919.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 135062643409 in words is "one hundred thirty-five billion, sixty-two million, six hundred forty-three thousand, four hundred nine".