6504360461 has 2 divisors, whose sum is σ = 6504360462. Its totient is φ = 6504360460.

The previous prime is 6504360437. The next prime is 6504360491. The reversal of 6504360461 is 1640634056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5019722500 + 1484637961 = 70850^2 + 38531^2 .

It is a cyclic number.

It is not a de Polignac number, because 6504360461 - 2⁶ = 6504360397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6504360431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252180230 + 3252180231.

It is an arithmetic number, because the mean of its divisors is an integer number (3252180231).

Almost surely, 2^6504360461 is an apocalyptic number.

It is an amenable number.

6504360461 is a deficient number, since it is larger than the sum of its proper divisors (1).

6504360461 is an equidigital number, since it uses as much as digits as its factorization.

6504360461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 6504360461 is about 80649.6153803600. The cubic root of 6504360461 is about 1866.6728048516.

The spelling of 6504360461 in words is "six billion, five hundred four million, three hundred sixty thousand, four hundred sixty-one".