6622151 has 2 divisors, whose sum is σ = 6622152. Its totient is φ = 6622150.

The previous prime is 6622111. The next prime is 6622153. The reversal of 6622151 is 1512266.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6622151 - 2¹⁰ = 6621127 is a prime.

Together with 6622153, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6622153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311075 + 3311076.

It is an arithmetic number, because the mean of its divisors is an integer number (3311076).

Almost surely, 2^6622151 is an apocalyptic number.

6622151 is a deficient number, since it is larger than the sum of its proper divisors (1).

6622151 is an equidigital number, since it uses as much as digits as its factorization.

6622151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

The square root of 6622151 is about 2573.3540370497. The cubic root of 6622151 is about 187.7873614406.

The spelling of 6622151 in words is "six million, six hundred twenty-two thousand, one hundred fifty-one".