138296124 has 18 divisors (see below), whose sum is σ = 349581960. Its totient is φ = 46098696.

The previous prime is 138296111. The next prime is 138296131. The reversal of 138296124 is 421692831.

138296124 is a `hidden beast` number, since 1 + 38 + 2 + 9 + 612 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3841559 = 138296124 / (1 + 3 + 8 + 2 + 9 + 6 + 1 + 2 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1920744 + ... + 1920815.

It is an arithmetic number, because the mean of its divisors is an integer number (19421220).

Almost surely, 2^138296124 is an apocalyptic number.

It is an amenable number.

138296124 is an abundant number, since it is smaller than the sum of its proper divisors (211285836).

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

138296124 is a wasteful number, since it uses less digits than its factorization.

138296124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841569 (or 3841564 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 138296124 is about 11759.9372447305. The cubic root of 138296124 is about 517.1342903836.

The spelling of 138296124 in words is "one hundred thirty-eight million, two hundred ninety-six thousand, one hundred twenty-four".