6447114269 has 2 divisors, whose sum is σ = 6447114270. Its totient is φ = 6447114268.

The previous prime is 6447114253. The next prime is 6447114283. The reversal of 6447114269 is 9624117446.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6342051769 + 105062500 = 79637^2 + 10250^2 .

It is a cyclic number.

It is not a de Polignac number, because 6447114269 - 2⁴ = 6447114253 is a prime.

It is a super-2 number, since 2×6447114269² = 83130564795086808722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6447114169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3223557134 + 3223557135.

It is an arithmetic number, because the mean of its divisors is an integer number (3223557135).

Almost surely, 2^6447114269 is an apocalyptic number.

It is an amenable number.

6447114269 is a deficient number, since it is larger than the sum of its proper divisors (1).

6447114269 is an equidigital number, since it uses as much as digits as its factorization.

6447114269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 6447114269 is about 80293.9242346518. The cubic root of 6447114269 is about 1861.1803381229.

The spelling of 6447114269 in words is "six billion, four hundred forty-seven million, one hundred fourteen thousand, two hundred sixty-nine".