139443167 has 2 divisors, whose sum is σ = 139443168. Its totient is φ = 139443166.

The previous prime is 139443131. The next prime is 139443203. The reversal of 139443167 is 761344931.

It is a balanced prime because it is at equal distance from previous prime (139443131) and next prime (139443203).

It is an emirp because it is prime and its reverse (761344931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 139443167 - 2⁶ = 139443103 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139443167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139443767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69721583 + 69721584.

It is an arithmetic number, because the mean of its divisors is an integer number (69721584).

Almost surely, 2^139443167 is an apocalyptic number.

139443167 is a deficient number, since it is larger than the sum of its proper divisors (1).

139443167 is an equidigital number, since it uses as much as digits as its factorization.

139443167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 139443167 is about 11808.6056331813. The cubic root of 139443167 is about 518.5600783053.

The spelling of 139443167 in words is "one hundred thirty-nine million, four hundred forty-three thousand, one hundred sixty-seven".