8113741170421 has 2 divisors, whose sum is σ = 8113741170422. Its totient is φ = 8113741170420.

The previous prime is 8113741170407. The next prime is 8113741170503. The reversal of 8113741170421 is 1240711473118.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5304476891025 + 2809264279396 = 2303145^2 + 1676086^2 .

It is a cyclic number.

It is not a de Polignac number, because 8113741170421 - 2⁹ = 8113741169909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8113741270421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4056870585210 + 4056870585211.

It is an arithmetic number, because the mean of its divisors is an integer number (4056870585211).

Almost surely, 2^{8113741170421} is an apocalyptic number.

It is an amenable number.

8113741170421 is a deficient number, since it is larger than the sum of its proper divisors (1).

8113741170421 is an equidigital number, since it uses as much as digits as its factorization.

8113741170421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 40.

The spelling of 8113741170421 in words is "eight trillion, one hundred thirteen billion, seven hundred forty-one million, one hundred seventy thousand, four hundred twenty-one".