13451401069 has 2 divisors, whose sum is σ = 13451401070. Its totient is φ = 13451401068.

The previous prime is 13451401057. The next prime is 13451401087. The reversal of 13451401069 is 96010415431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8735145444 + 4716255625 = 93462^2 + 68675^2 .

It is a cyclic number.

It is not a de Polignac number, because 13451401069 - 2⁵ = 13451401037 is a prime.

It is a super-2 number, since 2×13451401069² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13461401069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6725700534 + 6725700535.

It is an arithmetic number, because the mean of its divisors is an integer number (6725700535).

Almost surely, 2^13451401069 is an apocalyptic number.

It is an amenable number.

13451401069 is a deficient number, since it is larger than the sum of its proper divisors (1).

13451401069 is an equidigital number, since it uses as much as digits as its factorization.

13451401069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 13451401069 in words is "thirteen billion, four hundred fifty-one million, four hundred one thousand, sixty-nine".