138175435 has 4 divisors (see below), whose sum is σ = 165810528. Its totient is φ = 110540344.

The previous prime is 138175417. The next prime is 138175489. The reversal of 138175435 is 534571831.

138175435 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 138175435 - 2⁵ = 138175403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 138175394 and 138175403.

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, 13817539 + ... + 13817548.

It is an arithmetic number, because the mean of its divisors is an integer number (41452632).

Almost surely, 2^138175435 is an apocalyptic number.

138175435 is a deficient number, since it is larger than the sum of its proper divisors (27635093).

138175435 is an equidigital number, since it uses as much as digits as its factorization.

138175435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27635092.

The product of its digits is 50400, while the sum is 37.

The square root of 138175435 is about 11754.8047623089. The cubic root of 138175435 is about 516.9838147644.

The spelling of 138175435 in words is "one hundred thirty-eight million, one hundred seventy-five thousand, four hundred thirty-five".