163340136 has 48 divisors (see below), whose sum is σ = 443348100. Its totient is φ = 54327552.

The previous prime is 163340123. The next prime is 163340167. The reversal of 163340136 is 631043361.

It can be written as a sum of positive squares in 2 ways, for example, as 151437636 + 11902500 = 12306^2 + 3450^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34420 + ... + 38876.

Almost surely, 2^163340136 is an apocalyptic number.

It is an amenable number.

163340136 is an abundant number, since it is smaller than the sum of its proper divisors (280007964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163340136 is a wasteful number, since it uses less digits than its factorization.

163340136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4978 (or 4971 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 163340136 is about 12780.4591466817. The cubic root of 163340136 is about 546.6352546562.

Adding to 163340136 its reverse (631043361), we get a palindrome (794383497).

The spelling of 163340136 in words is "one hundred sixty-three million, three hundred forty thousand, one hundred thirty-six".