1380986879963 has 2 divisors, whose sum is σ = 1380986879964. Its totient is φ = 1380986879962.

The previous prime is 1380986879947. The next prime is 1380986880107. The reversal of 1380986879963 is 3699786890831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1380986879963 - 2⁴ = 1380986879947 is a prime.

It is not a weakly prime, because it can be changed into another prime (1380986875963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690493439981 + 690493439982.

It is an arithmetic number, because the mean of its divisors is an integer number (690493439982).

Almost surely, 2^{1380986879963} is an apocalyptic number.

1380986879963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380986879963 is an equidigital number, since it uses as much as digits as its factorization.

1380986879963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846526464, while the sum is 77.

The spelling of 1380986879963 in words is "one trillion, three hundred eighty billion, nine hundred eighty-six million, eight hundred seventy-nine thousand, nine hundred sixty-three".