163290339 has 6 divisors (see below), whose sum is σ = 235863836. Its totient is φ = 108860220.

The previous prime is 163290319. The next prime is 163290341. The reversal of 163290339 is 933092361.

It is a happy number.

It is not a de Polignac number, because 163290339 - 2²¹ = 161193187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163290319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9071677 + ... + 9071694.

Almost surely, 2^163290339 is an apocalyptic number.

163290339 is a deficient number, since it is larger than the sum of its proper divisors (72573497).

163290339 is a wasteful number, since it uses less digits than its factorization.

163290339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18143377 (or 18143374 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 163290339 is about 12778.5108287312. The cubic root of 163290339 is about 546.5796986792.

The spelling of 163290339 in words is "one hundred sixty-three million, two hundred ninety thousand, three hundred thirty-nine".