1106980643969 has 2 divisors, whose sum is σ = 1106980643970. Its totient is φ = 1106980643968.

The previous prime is 1106980643929. The next prime is 1106980644013. The reversal of 1106980643969 is 9693460896011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 629896195600 + 477084448369 = 793660^2 + 690713^2 .

It is an emirp because it is prime and its reverse (9693460896011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1106980643969 - 2²⁴ = 1106963866753 is a prime.

It is a super-2 number, since 2×1106980643969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1106980643929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553490321984 + 553490321985.

It is an arithmetic number, because the mean of its divisors is an integer number (553490321985).

Almost surely, 2^{1106980643969} is an apocalyptic number.

It is an amenable number.

1106980643969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1106980643969 is an equidigital number, since it uses as much as digits as its factorization.

1106980643969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15116544, while the sum is 62.

The spelling of 1106980643969 in words is "one trillion, one hundred six billion, nine hundred eighty million, six hundred forty-three thousand, nine hundred sixty-nine".