139318359 has 8 divisors (see below), whose sum is σ = 186356352. Its totient is φ = 92579640.

The previous prime is 139318351. The next prime is 139318363. The reversal of 139318359 is 953813931.

It is a happy number.

139318359 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 139318359 - 2³ = 139318351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139318359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139318351) 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, 73729 + ... + 75594.

It is an arithmetic number, because the mean of its divisors is an integer number (23294544).

Almost surely, 2^139318359 is an apocalyptic number.

139318359 is a deficient number, since it is larger than the sum of its proper divisors (47037993).

139318359 is a wasteful number, since it uses less digits than its factorization.

139318359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149637.

The product of its digits is 87480, while the sum is 42.

The square root of 139318359 is about 11803.3198296073. The cubic root of 139318359 is about 518.4053204770.

The spelling of 139318359 in words is "one hundred thirty-nine million, three hundred eighteen thousand, three hundred fifty-nine".