138080463 has 8 divisors (see below), whose sum is σ = 185737008. Its totient is φ = 91238784.

The previous prime is 138080441. The next prime is 138080483. The reversal of 138080463 is 364080831.

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

It is not a de Polignac number, because 138080463 - 2⁶ = 138080399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138080483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203320 + ... + 203997.

It is an arithmetic number, because the mean of its divisors is an integer number (23217126).

Almost surely, 2^138080463 is an apocalyptic number.

138080463 is a deficient number, since it is larger than the sum of its proper divisors (47656545).

138080463 is a wasteful number, since it uses less digits than its factorization.

138080463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407433.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 138080463 is about 11750.7643581173. The cubic root of 138080463 is about 516.8653416070.

The spelling of 138080463 in words is "one hundred thirty-eight million, eighty thousand, four hundred sixty-three".