163361011 has 12 divisors (see below), whose sum is σ = 180771472. Its totient is φ = 147510000.

The previous prime is 163360997. The next prime is 163361039. The reversal of 163361011 is 110163361.

It is a happy number.

It is not a de Polignac number, because 163361011 - 2¹⁷ = 163229939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163361311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13801 + ... + 22741.

Almost surely, 2^163361011 is an apocalyptic number.

163361011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

163361011 is a deficient number, since it is larger than the sum of its proper divisors (17410461).

163361011 is a wasteful number, since it uses less digits than its factorization.

163361011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9114 (or 9103 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 163361011 is about 12781.2757970400. The cubic root of 163361011 is about 546.6585404718.

The spelling of 163361011 in words is "one hundred sixty-three million, three hundred sixty-one thousand, eleven".