1310242115535 has 16 divisors (see below), whose sum is σ = 2096413349856. Its totient is φ = 698787139968.

The previous prime is 1310242115521. The next prime is 1310242115543. The reversal of 1310242115535 is 5355112420131.

It is not a de Polignac number, because 1310242115535 - 2¹⁹ = 1310241591247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310242115496 and 1310242115505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821157 + ... + 1815153.

It is an arithmetic number, because the mean of its divisors is an integer number (131025834366).

Almost surely, 2^{1310242115535} is an apocalyptic number.

1310242115535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1310242115535 is a deficient number, since it is larger than the sum of its proper divisors (786171234321).

1310242115535 is an equidigital number, since it uses as much as digits as its factorization.

1310242115535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081882.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 1310242115535 its reverse (5355112420131), we get a palindrome (6665354535666).

The spelling of 1310242115535 in words is "one trillion, three hundred ten billion, two hundred forty-two million, one hundred fifteen thousand, five hundred thirty-five".