7211441117 has 2 divisors, whose sum is σ = 7211441118. Its totient is φ = 7211441116.

The previous prime is 7211441093. The next prime is 7211441129. The reversal of 7211441117 is 7111441127.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4062660121 + 3148780996 = 63739^2 + 56114^2 .

It is a cyclic number.

It is not a de Polignac number, because 7211441117 - 2²⁴ = 7194663901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7211441117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7211441617) 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, 3605720558 + 3605720559.

It is an arithmetic number, because the mean of its divisors is an integer number (3605720559).

Almost surely, 2^7211441117 is an apocalyptic number.

It is an amenable number.

7211441117 is a deficient number, since it is larger than the sum of its proper divisors (1).

7211441117 is an equidigital number, since it uses as much as digits as its factorization.

7211441117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1568, while the sum is 29.

The square root of 7211441117 is about 84920.2044097870. The cubic root of 7211441117 is about 1932.0010313561.

The spelling of 7211441117 in words is "seven billion, two hundred eleven million, four hundred forty-one thousand, one hundred seventeen".