163759853 has 2 divisors, whose sum is σ = 163759854. Its totient is φ = 163759852.

The previous prime is 163759847. The next prime is 163759873. The reversal of 163759853 is 358957361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160326244 + 3433609 = 12662^2 + 1853^2 .

It is a cyclic number.

It is not a de Polignac number, because 163759853 - 2⁴ = 163759837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163759798 and 163759807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163759873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81879926 + 81879927.

It is an arithmetic number, because the mean of its divisors is an integer number (81879927).

Almost surely, 2^163759853 is an apocalyptic number.

It is an amenable number.

163759853 is a deficient number, since it is larger than the sum of its proper divisors (1).

163759853 is an equidigital number, since it uses as much as digits as its factorization.

163759853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 47.

The square root of 163759853 is about 12796.8688748459. The cubic root of 163759853 is about 547.1030634864.

The spelling of 163759853 in words is "one hundred sixty-three million, seven hundred fifty-nine thousand, eight hundred fifty-three".