6051421 has 2 divisors, whose sum is σ = 6051422. Its totient is φ = 6051420.

The previous prime is 6051413. The next prime is 6051457. The reversal of 6051421 is 1241506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5428900 + 622521 = 2330^2 + 789^2 .

It is a cyclic number.

It is not a de Polignac number, because 6051421 - 2³ = 6051413 is a prime.

It is a super-2 number, since 2×6051421² = 73239392238482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6051121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3025710 + 3025711.

It is an arithmetic number, because the mean of its divisors is an integer number (3025711).

Almost surely, 2^6051421 is an apocalyptic number.

It is an amenable number.

6051421 is a deficient number, since it is larger than the sum of its proper divisors (1).

6051421 is an equidigital number, since it uses as much as digits as its factorization.

6051421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 6051421 is about 2459.9636176171. The cubic root of 6051421 is about 182.2296842544.

Adding to 6051421 its reverse (1241506), we get a palindrome (7292927).

The spelling of 6051421 in words is "six million, fifty-one thousand, four hundred twenty-one".