139704134 has 4 divisors (see below), whose sum is σ = 209556204. Its totient is φ = 69852066.

The previous prime is 139704127. The next prime is 139704157. The reversal of 139704134 is 431407931.

139704134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 139704134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34926032 + ... + 34926035.

It is an arithmetic number, because the mean of its divisors is an integer number (52389051).

Almost surely, 2^139704134 is an apocalyptic number.

139704134 is a deficient number, since it is larger than the sum of its proper divisors (69852070).

139704134 is an equidigital number, since it uses as much as digits as its factorization.

139704134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69852069.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 139704134 is about 11819.6503332374. The cubic root of 139704134 is about 518.8833706719.

The spelling of 139704134 in words is "one hundred thirty-nine million, seven hundred four thousand, one hundred thirty-four".