138096982 has 8 divisors (see below), whose sum is σ = 209081736. Its totient is φ = 68403072.

The previous prime is 138096943. The next prime is 138096989. The reversal of 138096982 is 289690831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138096989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322443 + ... + 322870.

It is an arithmetic number, because the mean of its divisors is an integer number (26135217).

Almost surely, 2^138096982 is an apocalyptic number.

138096982 is a deficient number, since it is larger than the sum of its proper divisors (70984754).

138096982 is a wasteful number, since it uses less digits than its factorization.

138096982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645422.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 138096982 is about 11751.4672275423. The cubic root of 138096982 is about 516.8859521938.

The spelling of 138096982 in words is "one hundred thirty-eight million, ninety-six thousand, nine hundred eighty-two".