7214775143869 has 2 divisors, whose sum is σ = 7214775143870. Its totient is φ = 7214775143868.

The previous prime is 7214775143761. The next prime is 7214775143879. The reversal of 7214775143869 is 9683415774127.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4569718536100 + 2645056607769 = 2137690^2 + 1626363^2 .

It is a cyclic number.

It is not a de Polignac number, because 7214775143869 - 2⁹ = 7214775143357 is a prime.

It is a super-2 number, since 2×7214775143869² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7214775143869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7214775143879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607387571934 + 3607387571935.

It is an arithmetic number, because the mean of its divisors is an integer number (3607387571935).

Almost surely, 2^{7214775143869} is an apocalyptic number.

It is an amenable number.

7214775143869 is a deficient number, since it is larger than the sum of its proper divisors (1).

7214775143869 is an equidigital number, since it uses as much as digits as its factorization.

7214775143869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71124480, while the sum is 64.

The spelling of 7214775143869 in words is "seven trillion, two hundred fourteen billion, seven hundred seventy-five million, one hundred forty-three thousand, eight hundred sixty-nine".