1311046611132 has 12 divisors (see below), whose sum is σ = 3059108759336. Its totient is φ = 437015537040.

The previous prime is 1311046611131. The next prime is 1311046611137. The reversal of 1311046611132 is 2311166401131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1311046611132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311046611131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54626942119 + ... + 54626942142.

Almost surely, 2^{1311046611132} is an apocalyptic number.

1311046611132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1311046611132 is an abundant number, since it is smaller than the sum of its proper divisors (1748062148204).

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

1311046611132 is a wasteful number, since it uses less digits than its factorization.

1311046611132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109253884268 (or 109253884266 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The spelling of 1311046611132 in words is "one trillion, three hundred eleven billion, forty-six million, six hundred eleven thousand, one hundred thirty-two".