6345851 has 2 divisors, whose sum is σ = 6345852. Its totient is φ = 6345850.

The previous prime is 6345839. The next prime is 6345853. The reversal of 6345851 is 1585436.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6345851 - 2¹⁰ = 6344827 is a prime.

Together with 6345853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6345853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3172925 + 3172926.

It is an arithmetic number, because the mean of its divisors is an integer number (3172926).

Almost surely, 2^6345851 is an apocalyptic number.

6345851 is a deficient number, since it is larger than the sum of its proper divisors (1).

6345851 is an equidigital number, since it uses as much as digits as its factorization.

6345851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 32.

The square root of 6345851 is about 2519.0972589402. The cubic root of 6345851 is about 185.1384500499.

The spelling of 6345851 in words is "six million, three hundred forty-five thousand, eight hundred fifty-one".