7522230013 has 2 divisors, whose sum is σ = 7522230014. Its totient is φ = 7522230012.

The previous prime is 7522229987. The next prime is 7522230019. The reversal of 7522230013 is 3100322257.

7522230013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5350483609 + 2171746404 = 73147^2 + 46602^2 .

It is an emirp because it is prime and its reverse (3100322257) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7522230013 is a prime.

It is a super-3 number, since 3×7522230013³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7522230013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7522230019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3761115006 + 3761115007.

It is an arithmetic number, because the mean of its divisors is an integer number (3761115007).

Almost surely, 2^7522230013 is an apocalyptic number.

It is an amenable number.

7522230013 is a deficient number, since it is larger than the sum of its proper divisors (1).

7522230013 is an equidigital number, since it uses as much as digits as its factorization.

7522230013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 7522230013 is about 86730.7904552933. The cubic root of 7522230013 is about 1959.3658587308.

The spelling of 7522230013 in words is "seven billion, five hundred twenty-two million, two hundred thirty thousand, thirteen".