163088433 has 6 divisors (see below), whose sum is σ = 235572194. Its totient is φ = 108725616.

The previous prime is 163088417. The next prime is 163088461. The reversal of 163088433 is 334880361.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 161493264 + 1595169 = 12708^2 + 1263^2 .

It is not a de Polignac number, because 163088433 - 2⁴ = 163088417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163088413) 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 in 5 ways as a sum of consecutive naturals, for example, 9060460 + ... + 9060477.

Almost surely, 2^163088433 is an apocalyptic number.

It is an amenable number.

163088433 is a deficient number, since it is larger than the sum of its proper divisors (72483761).

163088433 is a wasteful number, since it uses less digits than its factorization.

163088433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18120943 (or 18120940 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 163088433 is about 12770.6081687600. The cubic root of 163088433 is about 546.3543266256.

The spelling of 163088433 in words is "one hundred sixty-three million, eighty-eight thousand, four hundred thirty-three".