138326124 has 24 divisors (see below), whose sum is σ = 323492400. Its totient is φ = 46004224.

The previous prime is 138326119. The next prime is 138326147. The reversal of 138326124 is 421623831.

It is a junction number, because it is equal to n+sod(n) for n = 138326091 and 138326100.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7449 + ... + 18224.

It is an arithmetic number, because the mean of its divisors is an integer number (13478850).

Almost surely, 2^138326124 is an apocalyptic number.

It is an amenable number.

138326124 is an abundant number, since it is smaller than the sum of its proper divisors (185166276).

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

138326124 is a wasteful number, since it uses less digits than its factorization.

138326124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26129 (or 26127 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 138326124 is about 11761.2126925755. The cubic root of 138326124 is about 517.1716809399.

Adding to 138326124 its reverse (421623831), we get a palindrome (559949955).

The spelling of 138326124 in words is "one hundred thirty-eight million, three hundred twenty-six thousand, one hundred twenty-four".