12870567 has 6 divisors (see below), whose sum is σ = 18590832. Its totient is φ = 8580372.

The previous prime is 12870563. The next prime is 12870569. The reversal of 12870567 is 76507821.

12870567 is a `hidden beast` number, since 1 + 28 + 70 + 567 = 666.

12870567 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12870567 - 2² = 12870563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12870563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 715023 + ... + 715040.

It is an arithmetic number, because the mean of its divisors is an integer number (3098472).

Almost surely, 2^12870567 is an apocalyptic number.

12870567 is a deficient number, since it is larger than the sum of its proper divisors (5720265).

12870567 is a wasteful number, since it uses less digits than its factorization.

12870567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430069 (or 1430066 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 12870567 is about 3587.5572469300. The cubic root of 12870567 is about 234.3505047467.

The spelling of 12870567 in words is "twelve million, eight hundred seventy thousand, five hundred sixty-seven".