7305001150021 has 2 divisors, whose sum is σ = 7305001150022. Its totient is φ = 7305001150020.

The previous prime is 7305001149977. The next prime is 7305001150043. The reversal of 7305001150021 is 1200511005037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5493581257921 + 1811419892100 = 2343839^2 + 1345890^2 .

It is a cyclic number.

It is not a de Polignac number, because 7305001150021 - 2⁷ = 7305001149893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7305001150061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3652500575010 + 3652500575011.

It is an arithmetic number, because the mean of its divisors is an integer number (3652500575011).

Almost surely, 2^{7305001150021} is an apocalyptic number.

It is an amenable number.

7305001150021 is a deficient number, since it is larger than the sum of its proper divisors (1).

7305001150021 is an equidigital number, since it uses as much as digits as its factorization.

7305001150021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 25.

Adding to 7305001150021 its reverse (1200511005037), we get a palindrome (8505512155058).

The spelling of 7305001150021 in words is "seven trillion, three hundred five billion, one million, one hundred fifty thousand, twenty-one".