139927117 has 24 divisors (see below), whose sum is σ = 163199520. Its totient is φ = 118776000.

The previous prime is 139927103. The next prime is 139927141. The reversal of 139927117 is 711729931.

139927117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139927117 - 2⁷ = 139926989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139927117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139927157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1385367 + ... + 1385467.

It is an arithmetic number, because the mean of its divisors is an integer number (6799980).

Almost surely, 2^139927117 is an apocalyptic number.

It is an amenable number.

139927117 is a deficient number, since it is larger than the sum of its proper divisors (23272403).

139927117 is a wasteful number, since it uses less digits than its factorization.

139927117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 184 counting only the distinct ones).

The product of its digits is 23814, while the sum is 40.

The square root of 139927117 is about 11829.0792963781. The cubic root of 139927117 is about 519.1592886998.

The spelling of 139927117 in words is "one hundred thirty-nine million, nine hundred twenty-seven thousand, one hundred seventeen".