6851023 has 2 divisors, whose sum is σ = 6851024. Its totient is φ = 6851022.

The previous prime is 6850999. The next prime is 6851057. The reversal of 6851023 is 3201586.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6851023 - 2⁹ = 6850511 is a prime.

It is a super-2 number, since 2×6851023² = 93873032293058, which contains 22 as substring.

6851023 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6851063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3425511 + 3425512.

It is an arithmetic number, because the mean of its divisors is an integer number (3425512).

Almost surely, 2^6851023 is an apocalyptic number.

6851023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6851023 is an equidigital number, since it uses as much as digits as its factorization.

6851023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 6851023 is about 2617.4458924685. The cubic root of 6851023 is about 189.9263149177.

The spelling of 6851023 in words is "six million, eight hundred fifty-one thousand, twenty-three".