6914021 has 2 divisors, whose sum is σ = 6914022. Its totient is φ = 6914020.

The previous prime is 6914003. The next prime is 6914059. The reversal of 6914021 is 1204196.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5692996 + 1221025 = 2386^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 6914021 - 2⁶ = 6913957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6914821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3457010 + 3457011.

It is an arithmetic number, because the mean of its divisors is an integer number (3457011).

Almost surely, 2^6914021 is an apocalyptic number.

It is an amenable number.

6914021 is a deficient number, since it is larger than the sum of its proper divisors (1).

6914021 is an equidigital number, since it uses as much as digits as its factorization.

6914021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 6914021 is about 2629.4526046309. The cubic root of 6914021 is about 190.5066900377.

The spelling of 6914021 in words is "six million, nine hundred fourteen thousand, twenty-one".