7229371609 has 2 divisors, whose sum is σ = 7229371610. Its totient is φ = 7229371608.

The previous prime is 7229371571. The next prime is 7229371619. The reversal of 7229371609 is 9061739227.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7195789584 + 33582025 = 84828^2 + 5795^2 .

It is a cyclic number.

It is not a de Polignac number, because 7229371609 - 2²⁹ = 6692500697 is a prime.

It is a super-2 number, since 2×7229371609² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7229371619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3614685804 + 3614685805.

It is an arithmetic number, because the mean of its divisors is an integer number (3614685805).

Almost surely, 2^7229371609 is an apocalyptic number.

It is an amenable number.

7229371609 is a deficient number, since it is larger than the sum of its proper divisors (1).

7229371609 is an equidigital number, since it uses as much as digits as its factorization.

7229371609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 7229371609 is about 85025.7114583583. The cubic root of 7229371609 is about 1933.6009453937.

The spelling of 7229371609 in words is "seven billion, two hundred twenty-nine million, three hundred seventy-one thousand, six hundred nine".