135554341121501 has 8 divisors (see below), whose sum is σ = 144321098967864. Its totient is φ = 126875691394560.

The previous prime is 135554341121489. The next prime is 135554341121531. The reversal of 135554341121501 is 105121143455531.

It can be written as a sum of positive squares in 4 ways, for example, as 4628134716100 + 130926206405401 = 2151310^2 + 11442299^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135554341121501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135554341121531) 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, 22027026680 + ... + 22027032833.

It is an arithmetic number, because the mean of its divisors is an integer number (18040137370983).

Almost surely, 2^{135554341121501} is an apocalyptic number.

It is an amenable number.

135554341121501 is a deficient number, since it is larger than the sum of its proper divisors (8766757846363).

135554341121501 is a wasteful number, since it uses less digits than its factorization.

135554341121501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44054059711.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 135554341121501 in words is "one hundred thirty-five trillion, five hundred fifty-four billion, three hundred forty-one million, one hundred twenty-one thousand, five hundred one".