162246004121 has 2 divisors, whose sum is σ = 162246004122. Its totient is φ = 162246004120.

The previous prime is 162246004091. The next prime is 162246004147. The reversal of 162246004121 is 121400642261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87727923721 + 74518080400 = 296189^2 + 272980^2 .

It is a cyclic number.

It is not a de Polignac number, because 162246004121 - 2²² = 162241809817 is a prime.

It is not a weakly prime, because it can be changed into another prime (162246004321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81123002060 + 81123002061.

It is an arithmetic number, because the mean of its divisors is an integer number (81123002061).

Almost surely, 2^162246004121 is an apocalyptic number.

It is an amenable number.

162246004121 is a deficient number, since it is larger than the sum of its proper divisors (1).

162246004121 is an equidigital number, since it uses as much as digits as its factorization.

162246004121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 162246004121 its reverse (121400642261), we get a palindrome (283646646382).

The spelling of 162246004121 in words is "one hundred sixty-two billion, two hundred forty-six million, four thousand, one hundred twenty-one".