6294991 has 2 divisors, whose sum is σ = 6294992. Its totient is φ = 6294990.

The previous prime is 6294989. The next prime is 6295019. The reversal of 6294991 is 1994926.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6294991 - 2¹ = 6294989 is a prime.

Together with 6294989, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6294941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3147495 + 3147496.

It is an arithmetic number, because the mean of its divisors is an integer number (3147496).

Almost surely, 2^6294991 is an apocalyptic number.

6294991 is a deficient number, since it is larger than the sum of its proper divisors (1).

6294991 is an equidigital number, since it uses as much as digits as its factorization.

6294991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 40.

The square root of 6294991 is about 2508.9820645035. The cubic root of 6294991 is about 184.6425139396.

The spelling of 6294991 in words is "six million, two hundred ninety-four thousand, nine hundred ninety-one".