8704147138 has 4 divisors (see below), whose sum is σ = 13056220710. Its totient is φ = 4352073568.

The previous prime is 8704147099. The next prime is 8704147159. The reversal of 8704147138 is 8317414078.

8704147138 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 can be written as a sum of positive squares in only one way, i.e., 8662583329 + 41563809 = 93073^2 + 6447^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8704147094 and 8704147103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2176036783 + ... + 2176036786.

Almost surely, 2^8704147138 is an apocalyptic number.

8704147138 is a deficient number, since it is larger than the sum of its proper divisors (4352073572).

8704147138 is a wasteful number, since it uses less digits than its factorization.

8704147138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352073571.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 8704147138 is about 93296.0188754054. The cubic root of 8704147138 is about 2057.0368635529.

The spelling of 8704147138 in words is "eight billion, seven hundred four million, one hundred forty-seven thousand, one hundred thirty-eight".