135731655415313 has 4 divisors (see below), whose sum is σ = 137449777635840. Its totient is φ = 134013533194788.

The previous prime is 135731655415303. The next prime is 135731655415381. The reversal of 135731655415313 is 313514556137531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135731655415313 - 2⁶ = 135731655415249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135731655415303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 859061110145 + ... + 859061110302.

It is an arithmetic number, because the mean of its divisors is an integer number (34362444408960).

Almost surely, 2^{135731655415313} is an apocalyptic number.

It is an amenable number.

135731655415313 is a deficient number, since it is larger than the sum of its proper divisors (1718122220527).

135731655415313 is an equidigital number, since it uses as much as digits as its factorization.

135731655415313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718122220526.

The product of its digits is 8505000, while the sum is 53.

The spelling of 135731655415313 in words is "one hundred thirty-five trillion, seven hundred thirty-one billion, six hundred fifty-five million, four hundred fifteen thousand, three hundred thirteen".