163231134 has 32 divisors (see below), whose sum is σ = 358349184. Its totient is φ = 49157280.

The previous prime is 163231067. The next prime is 163231157. The reversal of 163231134 is 431132361.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3172 + ... + 18344.

It is an arithmetic number, because the mean of its divisors is an integer number (11198412).

Almost surely, 2^163231134 is an apocalyptic number.

163231134 is an abundant number, since it is smaller than the sum of its proper divisors (195118050).

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

163231134 is a wasteful number, since it uses less digits than its factorization.

163231134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15352.

The product of its digits is 1296, while the sum is 24.

The square root of 163231134 is about 12776.1940342185. The cubic root of 163231134 is about 546.5136319765.

Adding to 163231134 its reverse (431132361), we get a palindrome (594363495).

The spelling of 163231134 in words is "one hundred sixty-three million, two hundred thirty-one thousand, one hundred thirty-four".