6505501 has 2 divisors, whose sum is σ = 6505502. Its totient is φ = 6505500.

The previous prime is 6505469. The next prime is 6505507. The reversal of 6505501 is 1055056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6497401 + 8100 = 2549^2 + 90^2 .

It is a cyclic number.

It is not a de Polignac number, because 6505501 - 2⁵ = 6505469 is a prime.

It is a super-2 number, since 2×6505501² = 84643086522002, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6505507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252750 + 3252751.

It is an arithmetic number, because the mean of its divisors is an integer number (3252751).

Almost surely, 2^6505501 is an apocalyptic number.

It is an amenable number.

6505501 is a deficient number, since it is larger than the sum of its proper divisors (1).

6505501 is an equidigital number, since it uses as much as digits as its factorization.

6505501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 6505501 is about 2550.5883634958. The cubic root of 6505501 is about 186.6781905442.

The spelling of 6505501 in words is "six million, five hundred five thousand, five hundred one".