870283045 has 4 divisors (see below), whose sum is σ = 1044339660. Its totient is φ = 696226432.

The previous prime is 870283021. The next prime is 870283081. The reversal of 870283045 is 540382078.

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

It can be written as a sum of positive squares in 2 ways, for example, as 655308801 + 214974244 = 25599^2 + 14662^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-870283045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 870282995 and 870283013.

It is a congruent number.

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, 87028300 + ... + 87028309.

It is an arithmetic number, because the mean of its divisors is an integer number (261084915).

Almost surely, 2^870283045 is an apocalyptic number.

It is an amenable number.

870283045 is a deficient number, since it is larger than the sum of its proper divisors (174056615).

870283045 is a wasteful number, since it uses less digits than its factorization.

870283045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174056614.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 870283045 is about 29500.5600794290. The cubic root of 870283045 is about 954.7437869735.

The spelling of 870283045 in words is "eight hundred seventy million, two hundred eighty-three thousand, forty-five".