139112575 has 24 divisors (see below), whose sum is σ = 197665920. Its totient is φ = 95138400.

The previous prime is 139112557. The next prime is 139112627. The reversal of 139112575 is 575211931.

139112575 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 139112575 - 2⁹ = 139112063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139112575.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85116 + ... + 86734.

It is an arithmetic number, because the mean of its divisors is an integer number (8236080).

Almost surely, 2^139112575 is an apocalyptic number.

139112575 is a deficient number, since it is larger than the sum of its proper divisors (58553345).

139112575 is a wasteful number, since it uses less digits than its factorization.

139112575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127 (or 2122 counting only the distinct ones).

The product of its digits is 9450, while the sum is 34.

The square root of 139112575 is about 11794.5993997253. The cubic root of 139112575 is about 518.1499531083.

Adding to 139112575 its product of digits (9450), we get a square (139122025 = 11795²).

The spelling of 139112575 in words is "one hundred thirty-nine million, one hundred twelve thousand, five hundred seventy-five".