163113132 has 48 divisors (see below), whose sum is σ = 468430592. Its totient is φ = 43018560.

The previous prime is 163113121. The next prime is 163113149. The reversal of 163113132 is 231311361.

163113132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 163113099 and 163113108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73594 + ... + 75777.

Almost surely, 2^163113132 is an apocalyptic number.

163113132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163113132 is an abundant number, since it is smaller than the sum of its proper divisors (305317460).

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

163113132 is a wasteful number, since it uses less digits than its factorization.

163113132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149398 (or 149396 counting only the distinct ones).

The product of its digits is 324, while the sum is 21.

The square root of 163113132 is about 12771.5751573563. The cubic root of 163113132 is about 546.3819061911.

Adding to 163113132 its reverse (231311361), we get a palindrome (394424493).

The spelling of 163113132 in words is "one hundred sixty-three million, one hundred thirteen thousand, one hundred thirty-two".