138046835 has 8 divisors (see below), whose sum is σ = 165728976. Its totient is φ = 110388960.

The previous prime is 138046829. The next prime is 138046847. The reversal of 138046835 is 538640831.

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

It is not a de Polignac number, because 138046835 - 2²⁰ = 136998259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10640 + ... + 19730.

It is an arithmetic number, because the mean of its divisors is an integer number (20716122).

Almost surely, 2^138046835 is an apocalyptic number.

138046835 is a deficient number, since it is larger than the sum of its proper divisors (27682141).

138046835 is an equidigital number, since it uses as much as digits as its factorization.

138046835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12133.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 138046835 is about 11749.3333853457. Note that the first 4 decimals coincide. The cubic root of 138046835 is about 516.8233792165.

The spelling of 138046835 in words is "one hundred thirty-eight million, forty-six thousand, eight hundred thirty-five".