13974576169 has 2 divisors, whose sum is σ = 13974576170. Its totient is φ = 13974576168.

The previous prime is 13974576137. The next prime is 13974576221. The reversal of 13974576169 is 96167547931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13853290000 + 121286169 = 117700^2 + 11013^2 .

It is a cyclic number.

It is not a de Polignac number, because 13974576169 - 2⁵ = 13974576137 is a prime.

It is a super-2 number, since 2×13974576169² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13974576269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987288084 + 6987288085.

It is an arithmetic number, because the mean of its divisors is an integer number (6987288085).

Almost surely, 2^13974576169 is an apocalyptic number.

It is an amenable number.

13974576169 is a deficient number, since it is larger than the sum of its proper divisors (1).

13974576169 is an equidigital number, since it uses as much as digits as its factorization.

13974576169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8573040, while the sum is 58.

The spelling of 13974576169 in words is "thirteen billion, nine hundred seventy-four million, five hundred seventy-six thousand, one hundred sixty-nine".