138084703 has 4 divisors (see below), whose sum is σ = 141816760. Its totient is φ = 134352648.

The previous prime is 138084697. The next prime is 138084733. The reversal of 138084703 is 307480831.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-138084703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138084733) 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, 1865973 + ... + 1866046.

It is an arithmetic number, because the mean of its divisors is an integer number (35454190).

Almost surely, 2^138084703 is an apocalyptic number.

138084703 is a deficient number, since it is larger than the sum of its proper divisors (3732057).

138084703 is an equidigital number, since it uses as much as digits as its factorization.

138084703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732056.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 138084703 is about 11750.9447705280. The cubic root of 138084703 is about 516.8706319683.

The spelling of 138084703 in words is "one hundred thirty-eight million, eighty-four thousand, seven hundred three".