13450664113 has 2 divisors, whose sum is σ = 13450664114. Its totient is φ = 13450664112.

The previous prime is 13450664099. The next prime is 13450664159. The reversal of 13450664113 is 31146605431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13442779249 + 7884864 = 115943^2 + 2808^2 .

It is an emirp because it is prime and its reverse (31146605431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13450664113 - 2⁵ = 13450664081 is a prime.

It is not a weakly prime, because it can be changed into another prime (13450604113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6725332056 + 6725332057.

It is an arithmetic number, because the mean of its divisors is an integer number (6725332057).

Almost surely, 2^13450664113 is an apocalyptic number.

It is an amenable number.

13450664113 is a deficient number, since it is larger than the sum of its proper divisors (1).

13450664113 is an equidigital number, since it uses as much as digits as its factorization.

13450664113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 13450664113 in words is "thirteen billion, four hundred fifty million, six hundred sixty-four thousand, one hundred thirteen".