163113968653 has 2 divisors, whose sum is σ = 163113968654. Its totient is φ = 163113968652.

The previous prime is 163113968629. The next prime is 163113968701. The reversal of 163113968653 is 356869311361.

163113968653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102606824329 + 60507144324 = 320323^2 + 245982^2 .

It is a cyclic number.

It is not a de Polignac number, because 163113968653 - 2¹³ = 163113960461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163113968653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163113969653) 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, 81556984326 + 81556984327.

It is an arithmetic number, because the mean of its divisors is an integer number (81556984327).

Almost surely, 2^163113968653 is an apocalyptic number.

It is an amenable number.

163113968653 is a deficient number, since it is larger than the sum of its proper divisors (1).

163113968653 is an equidigital number, since it uses as much as digits as its factorization.

163113968653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 52.

The spelling of 163113968653 in words is "one hundred sixty-three billion, one hundred thirteen million, nine hundred sixty-eight thousand, six hundred fifty-three".