163713229 has 2 divisors, whose sum is σ = 163713230. Its totient is φ = 163713228.

The previous prime is 163713211. The next prime is 163713269. The reversal of 163713229 is 922317361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107433225 + 56280004 = 10365^2 + 7502^2 .

It is a cyclic number.

It is not a de Polignac number, because 163713229 - 2¹¹ = 163711181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163713194 and 163713203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163713269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81856614 + 81856615.

It is an arithmetic number, because the mean of its divisors is an integer number (81856615).

Almost surely, 2^163713229 is an apocalyptic number.

It is an amenable number.

163713229 is a deficient number, since it is larger than the sum of its proper divisors (1).

163713229 is an equidigital number, since it uses as much as digits as its factorization.

163713229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 34.

The square root of 163713229 is about 12795.0470495423. The cubic root of 163713229 is about 547.0511367291.

It can be divided in two parts, 16371 and 3229, that added together give a square (19600 = 140²).

The spelling of 163713229 in words is "one hundred sixty-three million, seven hundred thirteen thousand, two hundred twenty-nine".