135421545421101 has 8 divisors (see below), whose sum is σ = 184761178249120. Its totient is φ = 88181471436912.

The previous prime is 135421545421093. The next prime is 135421545421103. The reversal of 135421545421101 is 101124545124531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135421545421101 - 2³ = 135421545421093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135421545421101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135421545421103) 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, 524889710806 + ... + 524889711063.

It is an arithmetic number, because the mean of its divisors is an integer number (23095147281140).

Almost surely, 2^{135421545421101} is an apocalyptic number.

It is an amenable number.

135421545421101 is a deficient number, since it is larger than the sum of its proper divisors (49339632828019).

135421545421101 is a wasteful number, since it uses less digits than its factorization.

135421545421101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049779421915.

The product of its (nonzero) digits is 96000, while the sum is 39.

The spelling of 135421545421101 in words is "one hundred thirty-five trillion, four hundred twenty-one billion, five hundred forty-five million, four hundred twenty-one thousand, one hundred one".