135131103001 has 8 divisors (see below), whose sum is σ = 142168254984. Its totient is φ = 128272106880.

The previous prime is 135131102993. The next prime is 135131103007. The reversal of 135131103001 is 100301131531.

It can be written as a sum of positive squares in 4 ways, for example, as 13064718601 + 122066384400 = 114301^2 + 349380^2 .

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 135131103001 - 2³ = 135131102993 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 135131103001.

It is not an unprimeable number, because it can be changed into a prime (135131103007) 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, 44537410 + ... + 44540443.

It is an arithmetic number, because the mean of its divisors is an integer number (17771031873).

Almost surely, 2^135131103001 is an apocalyptic number.

It is an amenable number.

135131103001 is a deficient number, since it is larger than the sum of its proper divisors (7037151983).

135131103001 is an equidigital number, since it uses as much as digits as its factorization.

135131103001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89077931.

The product of its (nonzero) digits is 135, while the sum is 19.

Adding to 135131103001 its reverse (100301131531), we get a palindrome (235432234532).

The spelling of 135131103001 in words is "one hundred thirty-five billion, one hundred thirty-one million, one hundred three thousand, one".