1381061867683 has 2 divisors, whose sum is σ = 1381061867684. Its totient is φ = 1381061867682.

The previous prime is 1381061867639. The next prime is 1381061867719. The reversal of 1381061867683 is 3867681601831.

It is a strong prime.

It is an emirp because it is prime and its reverse (3867681601831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1381061867683 - 2²⁹ = 1380524996771 is a prime.

It is not a weakly prime, because it can be changed into another prime (1381061867083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690530933841 + 690530933842.

It is an arithmetic number, because the mean of its divisors is an integer number (690530933842).

Almost surely, 2^{1381061867683} is an apocalyptic number.

1381061867683 is a deficient number, since it is larger than the sum of its proper divisors (1).

1381061867683 is an equidigital number, since it uses as much as digits as its factorization.

1381061867683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The spelling of 1381061867683 in words is "one trillion, three hundred eighty-one billion, sixty-one million, eight hundred sixty-seven thousand, six hundred eighty-three".