6470840413 has 2 divisors, whose sum is σ = 6470840414. Its totient is φ = 6470840412.

The previous prime is 6470840371. The next prime is 6470840429. The reversal of 6470840413 is 3140480746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4794593049 + 1676247364 = 69243^2 + 40942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6470840413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6470840443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3235420206 + 3235420207.

It is an arithmetic number, because the mean of its divisors is an integer number (3235420207).

Almost surely, 2^6470840413 is an apocalyptic number.

It is an amenable number.

6470840413 is a deficient number, since it is larger than the sum of its proper divisors (1).

6470840413 is an equidigital number, since it uses as much as digits as its factorization.

6470840413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 6470840413 is about 80441.5341288317. The cubic root of 6470840413 is about 1863.4606644667.

The spelling of 6470840413 in words is "six billion, four hundred seventy million, eight hundred forty thousand, four hundred thirteen".