6301681 has 2 divisors, whose sum is σ = 6301682. Its totient is φ = 6301680.

The previous prime is 6301667. The next prime is 6301697. The reversal of 6301681 is 1861036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4840000 + 1461681 = 2200^2 + 1209^2 .

It is a cyclic number.

It is not a de Polignac number, because 6301681 - 2⁷ = 6301553 is a prime.

It is a super-2 number, since 2×6301681² = 79422366851522, which contains 22 as substring.

6301681 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6301621) 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, 3150840 + 3150841.

It is an arithmetic number, because the mean of its divisors is an integer number (3150841).

Almost surely, 2^6301681 is an apocalyptic number.

It is an amenable number.

6301681 is a deficient number, since it is larger than the sum of its proper divisors (1).

6301681 is an equidigital number, since it uses as much as digits as its factorization.

6301681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 6301681 is about 2510.3149204831. The cubic root of 6301681 is about 184.7079003760.

The spelling of 6301681 in words is "six million, three hundred one thousand, six hundred eighty-one".