4705718188121 has 2 divisors, whose sum is σ = 4705718188122. Its totient is φ = 4705718188120.

The previous prime is 4705718188037. The next prime is 4705718188163. The reversal of 4705718188121 is 1218818175074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4028594922496 + 677123265625 = 2007136^2 + 822875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4705718188121 is a prime.

It is not a weakly prime, because it can be changed into another prime (4705718188321) 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, 2352859094060 + 2352859094061.

It is an arithmetic number, because the mean of its divisors is an integer number (2352859094061).

Almost surely, 2^{4705718188121} is an apocalyptic number.

It is an amenable number.

4705718188121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4705718188121 is an equidigital number, since it uses as much as digits as its factorization.

4705718188121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1003520, while the sum is 53.

The spelling of 4705718188121 in words is "four trillion, seven hundred five billion, seven hundred eighteen million, one hundred eighty-eight thousand, one hundred twenty-one".