1311434056435 has 8 divisors (see below), whose sum is σ = 1627987104720. Its totient is φ = 1012969753824.

The previous prime is 1311434056417. The next prime is 1311434056469. The reversal of 1311434056435 is 5346504341131.

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 1311434056435 - 2¹⁵ = 1311434023667 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4522186257 + ... + 4522186546.

It is an arithmetic number, because the mean of its divisors is an integer number (203498388090).

Almost surely, 2^{1311434056435} is an apocalyptic number.

1311434056435 is a deficient number, since it is larger than the sum of its proper divisors (316553048285).

1311434056435 is an equidigital number, since it uses as much as digits as its factorization.

1311434056435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9044372837.

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 1311434056435 its reverse (5346504341131), we get a palindrome (6657938397566).

The spelling of 1311434056435 in words is "one trillion, three hundred eleven billion, four hundred thirty-four million, fifty-six thousand, four hundred thirty-five".