1369947647179 has 2 divisors, whose sum is σ = 1369947647180. Its totient is φ = 1369947647178.

The previous prime is 1369947647161. The next prime is 1369947647281. The reversal of 1369947647179 is 9717467499631.

It is a weak prime.

It is an emirp because it is prime and its reverse (9717467499631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1369947647179 - 2¹⁹ = 1369947122891 is a prime.

It is a super-2 number, since 2×1369947647179² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1369947642179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684973823589 + 684973823590.

It is an arithmetic number, because the mean of its divisors is an integer number (684973823590).

Almost surely, 2^{1369947647179} is an apocalyptic number.

1369947647179 is a deficient number, since it is larger than the sum of its proper divisors (1).

1369947647179 is an equidigital number, since it uses as much as digits as its factorization.

1369947647179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432081216, while the sum is 73.

The spelling of 1369947647179 in words is "one trillion, three hundred sixty-nine billion, nine hundred forty-seven million, six hundred forty-seven thousand, one hundred seventy-nine".