163433029 has 2 divisors, whose sum is σ = 163433030. Its totient is φ = 163433028.

The previous prime is 163433027. The next prime is 163433051. The reversal of 163433029 is 920334361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152028900 + 11404129 = 12330^2 + 3377^2 .

It is a cyclic number.

It is not a de Polignac number, because 163433029 - 2¹ = 163433027 is a prime.

It is a super-2 number, since 2×163433029² = 53420709936229682, which contains 22 as substring.

Together with 163433027, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163433027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81716514 + 81716515.

It is an arithmetic number, because the mean of its divisors is an integer number (81716515).

Almost surely, 2^163433029 is an apocalyptic number.

It is an amenable number.

163433029 is a deficient number, since it is larger than the sum of its proper divisors (1).

163433029 is an equidigital number, since it uses as much as digits as its factorization.

163433029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 163433029 is about 12784.0928109898. The cubic root of 163433029 is about 546.7388604751.

The spelling of 163433029 in words is "one hundred sixty-three million, four hundred thirty-three thousand, twenty-nine".