7229503009 has 2 divisors, whose sum is σ = 7229503010. Its totient is φ = 7229503008.

The previous prime is 7229502997. The next prime is 7229503013. The reversal of 7229503009 is 9003059227.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4501739025 + 2727763984 = 67095^2 + 52228^2 .

It is an emirp because it is prime and its reverse (9003059227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7229503009 - 2¹⁹ = 7228978721 is a prime.

It is not a weakly prime, because it can be changed into another prime (7229503049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3614751504 + 3614751505.

It is an arithmetic number, because the mean of its divisors is an integer number (3614751505).

Almost surely, 2^7229503009 is an apocalyptic number.

It is an amenable number.

7229503009 is a deficient number, since it is larger than the sum of its proper divisors (1).

7229503009 is an equidigital number, since it uses as much as digits as its factorization.

7229503009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 7229503009 is about 85026.4841622891. The cubic root of 7229503009 is about 1933.6126602719.

The spelling of 7229503009 in words is "seven billion, two hundred twenty-nine million, five hundred three thousand, nine".