138069106 has 8 divisors (see below), whose sum is σ = 236689920. Its totient is φ = 59172468.

The previous prime is 138069091. The next prime is 138069119. The reversal of 138069106 is 601960831.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4931026 + ... + 4931053.

It is an arithmetic number, because the mean of its divisors is an integer number (29586240).

Almost surely, 2^138069106 is an apocalyptic number.

138069106 is a deficient number, since it is larger than the sum of its proper divisors (98620814).

138069106 is an equidigital number, since it uses as much as digits as its factorization.

138069106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9862088.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 138069106 is about 11750.2811030205. The cubic root of 138069106 is about 516.8511706410.

The spelling of 138069106 in words is "one hundred thirty-eight million, sixty-nine thousand, one hundred six".