6861000275 has 6 divisors (see below), whose sum is σ = 8507640372. Its totient is φ = 5488800200.

The previous prime is 6861000269. The next prime is 6861000287. The reversal of 6861000275 is 5720001686.

6861000275 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6861000275 - 2¹⁶ = 6860934739 is a prime.

It is a Duffinian number.

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 in 5 ways as a sum of consecutive naturals, for example, 137219981 + ... + 137220030.

It is an arithmetic number, because the mean of its divisors is an integer number (1417940062).

Almost surely, 2^6861000275 is an apocalyptic number.

6861000275 is a deficient number, since it is larger than the sum of its proper divisors (1646640097).

6861000275 is a wasteful number, since it uses less digits than its factorization.

6861000275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274440021 (or 274440016 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 6861000275 is about 82831.1552195187. The cubic root of 6861000275 is about 1900.1846796479.

The spelling of 6861000275 in words is "six billion, eight hundred sixty-one million, two hundred seventy-five", and thus it is an aban number.