870135848 has 16 divisors (see below), whose sum is σ = 1633816500. Its totient is φ = 434451456.

The previous prime is 870135811. The next prime is 870135857. The reversal of 870135848 is 848531078.

870135848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 870132004 + 3844 = 29498^2 + 62^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 870135799 and 870135808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71033 + ... + 82376.

Almost surely, 2^870135848 is an apocalyptic number.

It is an amenable number.

870135848 is a deficient number, since it is larger than the sum of its proper divisors (763680652).

870135848 is a wasteful number, since it uses less digits than its factorization.

870135848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154124 (or 154120 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 870135848 is about 29498.0651568878. The cubic root of 870135848 is about 954.6899564617.

The spelling of 870135848 in words is "eight hundred seventy million, one hundred thirty-five thousand, eight hundred forty-eight".