138361124 has 12 divisors (see below), whose sum is σ = 264144048. Its totient is φ = 62891400.

The previous prime is 138361109. The next prime is 138361127. The reversal of 138361124 is 421163831.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (138361127) 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, 1572242 + ... + 1572329.

It is an arithmetic number, because the mean of its divisors is an integer number (22012004).

Almost surely, 2^138361124 is an apocalyptic number.

It is an amenable number.

138361124 is a deficient number, since it is larger than the sum of its proper divisors (125782924).

138361124 is a wasteful number, since it uses less digits than its factorization.

138361124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144586 (or 3144584 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 138361124 is about 11762.7005402671. The cubic root of 138361124 is about 517.2152964235.

The spelling of 138361124 in words is "one hundred thirty-eight million, three hundred sixty-one thousand, one hundred twenty-four".