11221524253 has 2 divisors, whose sum is σ = 11221524254. Its totient is φ = 11221524252.

The previous prime is 11221524247. The next prime is 11221524311. The reversal of 11221524253 is 35242512211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8368041529 + 2853482724 = 91477^2 + 53418^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221524253 - 2¹⁷ = 11221393181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11221524053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610762126 + 5610762127.

It is an arithmetic number, because the mean of its divisors is an integer number (5610762127).

Almost surely, 2^11221524253 is an apocalyptic number.

It is an amenable number.

11221524253 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221524253 is an equidigital number, since it uses as much as digits as its factorization.

11221524253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 28.

The spelling of 11221524253 in words is "eleven billion, two hundred twenty-one million, five hundred twenty-four thousand, two hundred fifty-three".