139775075 has 12 divisors (see below), whose sum is σ = 189077928. Its totient is φ = 101654400.

The previous prime is 139774997. The next prime is 139775089. The reversal of 139775075 is 570577931.

It is not a de Polignac number, because 139775075 - 2⁸ = 139774819 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253862 + ... + 254411.

It is an arithmetic number, because the mean of its divisors is an integer number (15756494).

Almost surely, 2^139775075 is an apocalyptic number.

139775075 is a deficient number, since it is larger than the sum of its proper divisors (49302853).

139775075 is a wasteful number, since it uses less digits than its factorization.

139775075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508294 (or 508289 counting only the distinct ones).

The product of its (nonzero) digits is 231525, while the sum is 44.

The square root of 139775075 is about 11822.6509294659. The cubic root of 139775075 is about 518.9711845283.

The spelling of 139775075 in words is "one hundred thirty-nine million, seven hundred seventy-five thousand, seventy-five".