6505667153 has 2 divisors, whose sum is σ = 6505667154. Its totient is φ = 6505667152.

The previous prime is 6505667149. The next prime is 6505667167. The reversal of 6505667153 is 3517665056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6401280064 + 104387089 = 80008^2 + 10217^2 .

It is a cyclic number.

It is not a de Polignac number, because 6505667153 - 2² = 6505667149 is a prime.

It is not a weakly prime, because it can be changed into another prime (6505667123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252833576 + 3252833577.

It is an arithmetic number, because the mean of its divisors is an integer number (3252833577).

Almost surely, 2^6505667153 is an apocalyptic number.

It is an amenable number.

6505667153 is a deficient number, since it is larger than the sum of its proper divisors (1).

6505667153 is an equidigital number, since it uses as much as digits as its factorization.

6505667153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567000, while the sum is 44.

The square root of 6505667153 is about 80657.7160165102. The cubic root of 6505667153 is about 1866.7977980831.

The spelling of 6505667153 in words is "six billion, five hundred five million, six hundred sixty-seven thousand, one hundred fifty-three".