1311305542032 has 40 divisors (see below), whose sum is σ = 3387668487840. Its totient is φ = 437085180160.

The previous prime is 1311305542031. The next prime is 1311305542049. The reversal of 1311305542032 is 2302455031131.

It is not an unprimeable number, because it can be changed into a prime (1311305542031) 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, 784819 + ... + 1799597.

It is an arithmetic number, because the mean of its divisors is an integer number (84691712196).

Almost surely, 2^{1311305542032} is an apocalyptic number.

1311305542032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1311305542032 is an abundant number, since it is smaller than the sum of its proper divisors (2076362945808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311305542032 is a wasteful number, since it uses less digits than its factorization.

1311305542032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041711 (or 1041705 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 1311305542032 in words is "one trillion, three hundred eleven billion, three hundred five million, five hundred forty-two thousand, thirty-two".