139023339 has 48 divisors (see below), whose sum is σ = 242387712. Its totient is φ = 70120512.

The previous prime is 139023307. The next prime is 139023341. The reversal of 139023339 is 933320931.

It is a happy number.

139023339 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 139023339 - 2⁵ = 139023307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (139023349) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42372 + ... + 45534.

It is an arithmetic number, because the mean of its divisors is an integer number (5049744).

Almost surely, 2^139023339 is an apocalyptic number.

139023339 is a deficient number, since it is larger than the sum of its proper divisors (103364373).

139023339 is a wasteful number, since it uses less digits than its factorization.

139023339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216 (or 3209 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 33.

The square root of 139023339 is about 11790.8158750784. The cubic root of 139023339 is about 518.0391375347.

The spelling of 139023339 in words is "one hundred thirty-nine million, twenty-three thousand, three hundred thirty-nine".