6451802113 has 2 divisors, whose sum is σ = 6451802114. Its totient is φ = 6451802112.

The previous prime is 6451802081. The next prime is 6451802143. The reversal of 6451802113 is 3112081546.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5010233089 + 1441569024 = 70783^2 + 37968^2 .

It is a cyclic number.

It is not a de Polignac number, because 6451802113 - 2⁵ = 6451802081 is a prime.

It is a super-2 number, since 2×6451802113² = 83251501010622529538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6451802143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225901056 + 3225901057.

It is an arithmetic number, because the mean of its divisors is an integer number (3225901057).

Almost surely, 2^6451802113 is an apocalyptic number.

It is an amenable number.

6451802113 is a deficient number, since it is larger than the sum of its proper divisors (1).

6451802113 is an equidigital number, since it uses as much as digits as its factorization.

6451802113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 6451802113 is about 80323.1107029602. The cubic root of 6451802113 is about 1861.6313310723.

Adding to 6451802113 its reverse (3112081546), we get a palindrome (9563883659).

The spelling of 6451802113 in words is "six billion, four hundred fifty-one million, eight hundred two thousand, one hundred thirteen".