139029039 has 6 divisors (see below), whose sum is σ = 200819736. Its totient is φ = 92686020.

The previous prime is 139029029. The next prime is 139029041. The reversal of 139029039 is 930920931.

It is not a de Polignac number, because 139029039 - 2⁸ = 139028783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 139028994 and 139029012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139029029) 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 5 ways as a sum of consecutive naturals, for example, 7723827 + ... + 7723844.

It is an arithmetic number, because the mean of its divisors is an integer number (33469956).

Almost surely, 2^139029039 is an apocalyptic number.

139029039 is a deficient number, since it is larger than the sum of its proper divisors (61790697).

139029039 is a wasteful number, since it uses less digits than its factorization.

139029039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15447677 (or 15447674 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 139029039 is about 11791.0575861540. The cubic root of 139029039 is about 518.0462173597.

The spelling of 139029039 in words is "one hundred thirty-nine million, twenty-nine thousand, thirty-nine".