63163535161 has 2 divisors, whose sum is σ = 63163535162. Its totient is φ = 63163535160.

The previous prime is 63163535131. The next prime is 63163535233. The reversal of 63163535161 is 16153536136.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61531779136 + 1631756025 = 248056^2 + 40395^2 .

It is a cyclic number.

It is not a de Polignac number, because 63163535161 - 2⁷ = 63163535033 is a prime.

It is not a weakly prime, because it can be changed into another prime (63163535131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31581767580 + 31581767581.

It is an arithmetic number, because the mean of its divisors is an integer number (31581767581).

Almost surely, 2^63163535161 is an apocalyptic number.

It is an amenable number.

63163535161 is a deficient number, since it is larger than the sum of its proper divisors (1).

63163535161 is an equidigital number, since it uses as much as digits as its factorization.

63163535161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 40.

The spelling of 63163535161 in words is "sixty-three billion, one hundred sixty-three million, five hundred thirty-five thousand, one hundred sixty-one".