139570012 has 12 divisors (see below), whose sum is σ = 244361376. Its totient is φ = 69752480.

The previous prime is 139570009. The next prime is 139570019. The reversal of 139570012 is 210075931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139570019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3312 + ... + 17032.

It is an arithmetic number, because the mean of its divisors is an integer number (20363448).

Almost surely, 2^139570012 is an apocalyptic number.

It is an amenable number.

139570012 is a deficient number, since it is larger than the sum of its proper divisors (104791364).

139570012 is a wasteful number, since it uses less digits than its factorization.

139570012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16268 (or 16266 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 139570012 is about 11813.9752835360. The cubic root of 139570012 is about 518.7172673593.

The spelling of 139570012 in words is "one hundred thirty-nine million, five hundred seventy thousand, twelve".