138159196 has 12 divisors (see below), whose sum is σ = 276318448. Its totient is φ = 59211072.

The previous prime is 138159167. The next prime is 138159211. The reversal of 138159196 is 691951831.

138159196 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467101 + ... + 2467156.

Almost surely, 2^138159196 is an apocalyptic number.

It is an amenable number.

138159196 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

138159196 is a wasteful number, since it uses less digits than its factorization.

138159196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934268 (or 4934266 counting only the distinct ones).

The product of its digits is 58320, while the sum is 43.

The square root of 138159196 is about 11754.1140031905. The cubic root of 138159196 is about 516.9635612148.

The spelling of 138159196 in words is "one hundred thirty-eight million, one hundred fifty-nine thousand, one hundred ninety-six".