163352538961 has 2 divisors, whose sum is σ = 163352538962. Its totient is φ = 163352538960.

The previous prime is 163352538953. The next prime is 163352538967. The reversal of 163352538961 is 169835253361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157883049025 + 5469489936 = 397345^2 + 73956^2 .

It is a cyclic number.

It is not a de Polignac number, because 163352538961 - 2³ = 163352538953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163352538899 and 163352538908.

It is not a weakly prime, because it can be changed into another prime (163352538967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81676269480 + 81676269481.

It is an arithmetic number, because the mean of its divisors is an integer number (81676269481).

Almost surely, 2^163352538961 is an apocalyptic number.

It is an amenable number.

163352538961 is a deficient number, since it is larger than the sum of its proper divisors (1).

163352538961 is an equidigital number, since it uses as much as digits as its factorization.

163352538961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3499200, while the sum is 52.

The spelling of 163352538961 in words is "one hundred sixty-three billion, three hundred fifty-two million, five hundred thirty-eight thousand, nine hundred sixty-one".