7228580129 has 2 divisors, whose sum is σ = 7228580130. Its totient is φ = 7228580128.

The previous prime is 7228580123. The next prime is 7228580159. The reversal of 7228580129 is 9210858227.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7191040000 + 37540129 = 84800^2 + 6127^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7228580129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7228580129.

It is not a weakly prime, because it can be changed into another prime (7228580123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3614290064 + 3614290065.

It is an arithmetic number, because the mean of its divisors is an integer number (3614290065).

Almost surely, 2^7228580129 is an apocalyptic number.

It is an amenable number.

7228580129 is a deficient number, since it is larger than the sum of its proper divisors (1).

7228580129 is an equidigital number, since it uses as much as digits as its factorization.

7228580129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 7228580129 is about 85021.0569741402. The cubic root of 7228580129 is about 1933.5303785259.

The spelling of 7228580129 in words is "seven billion, two hundred twenty-eight million, five hundred eighty thousand, one hundred twenty-nine".