1431747360813 has 48 divisors (see below), whose sum is σ = 2528285935104. Its totient is φ = 700013955840.

The previous prime is 1431747360809. The next prime is 1431747360859. The reversal of 1431747360813 is 3180637471341.

It is not a de Polignac number, because 1431747360813 - 2² = 1431747360809 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431747360893) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10656495 + ... + 10790012.

It is an arithmetic number, because the mean of its divisors is an integer number (52672623648).

Almost surely, 2^{1431747360813} is an apocalyptic number.

It is an amenable number.

1431747360813 is a deficient number, since it is larger than the sum of its proper divisors (1096538574291).

1431747360813 is a wasteful number, since it uses less digits than its factorization.

1431747360813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21446562 (or 21446545 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 1431747360813 in words is "one trillion, four hundred thirty-one billion, seven hundred forty-seven million, three hundred sixty thousand, eight hundred thirteen".