13227385693 has 2 divisors, whose sum is σ = 13227385694. Its totient is φ = 13227385692.

The previous prime is 13227385657. The next prime is 13227385711. The reversal of 13227385693 is 39658372231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6811696089 + 6415689604 = 82533^2 + 80098^2 .

It is a cyclic number.

It is not a de Polignac number, because 13227385693 - 2⁹ = 13227385181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13227385393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6613692846 + 6613692847.

It is an arithmetic number, because the mean of its divisors is an integer number (6613692847).

Almost surely, 2^13227385693 is an apocalyptic number.

It is an amenable number.

13227385693 is a deficient number, since it is larger than the sum of its proper divisors (1).

13227385693 is an equidigital number, since it uses as much as digits as its factorization.

13227385693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 49.

The spelling of 13227385693 in words is "thirteen billion, two hundred twenty-seven million, three hundred eighty-five thousand, six hundred ninety-three".