13423434895853 has 2 divisors, whose sum is σ = 13423434895854. Its totient is φ = 13423434895852.

The previous prime is 13423434895831. The next prime is 13423434895859. The reversal of 13423434895853 is 35859843432431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13423298543524 + 136352329 = 3663782^2 + 11677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13423434895853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13423434895859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711717447926 + 6711717447927.

It is an arithmetic number, because the mean of its divisors is an integer number (6711717447927).

Almost surely, 2^{13423434895853} is an apocalyptic number.

It is an amenable number.

13423434895853 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423434895853 is an equidigital number, since it uses as much as digits as its factorization.

13423434895853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 149299200, while the sum is 62.

The spelling of 13423434895853 in words is "thirteen trillion, four hundred twenty-three billion, four hundred thirty-four million, eight hundred ninety-five thousand, eight hundred fifty-three".