138707063 has 16 divisors (see below), whose sum is σ = 160665120. Its totient is φ = 118348800.

The previous prime is 138707057. The next prime is 138707071. The reversal of 138707063 is 360707831.

It is a cyclic number.

It is not a de Polignac number, because 138707063 - 2⁴ = 138707047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138707003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85403 + ... + 87011.

It is an arithmetic number, because the mean of its divisors is an integer number (10041570).

Almost surely, 2^138707063 is an apocalyptic number.

138707063 is a deficient number, since it is larger than the sum of its proper divisors (21958057).

138707063 is a wasteful number, since it uses less digits than its factorization.

138707063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 138707063 is about 11777.3962742195. The cubic root of 138707063 is about 517.6459955109.

The spelling of 138707063 in words is "one hundred thirty-eight million, seven hundred seven thousand, sixty-three".