6399151 has 8 divisors (see below), whose sum is σ = 7018704. Its totient is φ = 5785920.

The previous prime is 6399139. The next prime is 6399161. The reversal of 6399151 is 1519936.

6399151 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6399151 - 2⁵ = 6399119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6399161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691 + ... + 3643.

It is an arithmetic number, because the mean of its divisors is an integer number (877338).

Almost surely, 2^6399151 is an apocalyptic number.

6399151 is a deficient number, since it is larger than the sum of its proper divisors (619553).

6399151 is a wasteful number, since it uses less digits than its factorization.

6399151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161.

The product of its digits is 7290, while the sum is 34.

The square root of 6399151 is about 2529.6543242111. The cubic root of 6399151 is about 185.6553431712.

The spelling of 6399151 in words is "six million, three hundred ninety-nine thousand, one hundred fifty-one".