1381965081314 has 16 divisors (see below), whose sum is σ = 2168874937152. Its totient is φ = 659167856688.

The previous prime is 1381965081247. The next prime is 1381965081347. The reversal of 1381965081314 is 4131805691831.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40254584 + ... + 40288899.

It is an arithmetic number, because the mean of its divisors is an integer number (135554683572).

Almost surely, 2^{1381965081314} is an apocalyptic number.

1381965081314 is a deficient number, since it is larger than the sum of its proper divisors (786909855838).

1381965081314 is a wasteful number, since it uses less digits than its factorization.

1381965081314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80543881.

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 1381965081314 in words is "one trillion, three hundred eighty-one billion, nine hundred sixty-five million, eighty-one thousand, three hundred fourteen".