13423435420193 has 2 divisors, whose sum is σ = 13423435420194. Its totient is φ = 13423435420192.

The previous prime is 13423435420099. The next prime is 13423435420229. The reversal of 13423435420193 is 39102453432431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10367260151329 + 3056175268864 = 3219823^2 + 1748192^2 .

It is a cyclic number.

It is not a de Polignac number, because 13423435420193 - 2²⁸ = 13423166984737 is a prime.

It is not a weakly prime, because it can be changed into another prime (13423435420093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711717710096 + 6711717710097.

It is an arithmetic number, because the mean of its divisors is an integer number (6711717710097).

Almost surely, 2^{13423435420193} is an apocalyptic number.

It is an amenable number.

13423435420193 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423435420193 is an equidigital number, since it uses as much as digits as its factorization.

13423435420193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 13423435420193 in words is "thirteen trillion, four hundred twenty-three billion, four hundred thirty-five million, four hundred twenty thousand, one hundred ninety-three".