138059167 has 4 divisors (see below), whose sum is σ = 138083176. Its totient is φ = 138035160.

The previous prime is 138059153. The next prime is 138059171. The reversal of 138059167 is 761950831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 761950831 = 23 ⋅33128297.

It is a cyclic number.

It is not a de Polignac number, because 138059167 - 2⁷ = 138059039 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 (138059137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2317 + ... + 16777.

It is an arithmetic number, because the mean of its divisors is an integer number (34520794).

Almost surely, 2^138059167 is an apocalyptic number.

138059167 is a deficient number, since it is larger than the sum of its proper divisors (24009).

138059167 is an equidigital number, since it uses as much as digits as its factorization.

138059167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24008.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 138059167 is about 11749.8581693568. The cubic root of 138059167 is about 516.8387683805.

The spelling of 138059167 in words is "one hundred thirty-eight million, fifty-nine thousand, one hundred sixty-seven".