139481702 has 16 divisors (see below), whose sum is σ = 221968512. Its totient is φ = 65508480.

The previous prime is 139481681. The next prime is 139481711. The reversal of 139481702 is 207184931.

139481702 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14603 + ... + 22185.

It is an arithmetic number, because the mean of its divisors is an integer number (13873032).

Almost surely, 2^139481702 is an apocalyptic number.

139481702 is a deficient number, since it is larger than the sum of its proper divisors (82486810).

139481702 is a wasteful number, since it uses less digits than its factorization.

139481702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8143.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 139481702 is about 11810.2371695068. The cubic root of 139481702 is about 518.6078417839.

The spelling of 139481702 in words is "one hundred thirty-nine million, four hundred eighty-one thousand, seven hundred two".