1311060421336 has 16 divisors (see below), whose sum is σ = 2537536299840. Its totient is φ = 634384074720.

The previous prime is 1311060421283. The next prime is 1311060421339. The reversal of 1311060421336 is 6331240601131.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1311060421298 and 1311060421307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311060421339) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2643266731 + ... + 2643267226.

It is an arithmetic number, because the mean of its divisors is an integer number (158596018740).

Almost surely, 2^{1311060421336} is an apocalyptic number.

It is an amenable number.

1311060421336 is a deficient number, since it is larger than the sum of its proper divisors (1226475878504).

1311060421336 is a wasteful number, since it uses less digits than its factorization.

1311060421336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5286533994 (or 5286533990 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 1311060421336 in words is "one trillion, three hundred eleven billion, sixty million, four hundred twenty-one thousand, three hundred thirty-six".