139602102 has 16 divisors (see below), whose sum is σ = 279778752. Its totient is φ = 46438280.

The previous prime is 139602097. The next prime is 139602119. The reversal of 139602102 is 201206931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20748 + ... + 26639.

It is an arithmetic number, because the mean of its divisors is an integer number (17486172).

Almost surely, 2^139602102 is an apocalyptic number.

139602102 is an abundant number, since it is smaller than the sum of its proper divisors (140176650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139602102 is a wasteful number, since it uses less digits than its factorization.

139602102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47883.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 139602102 is about 11815.3333427373. Note that the first 4 decimals coincide. The cubic root of 139602102 is about 518.7570188821.

The spelling of 139602102 in words is "one hundred thirty-nine million, six hundred two thousand, one hundred two".