11520203293 has 2 divisors, whose sum is σ = 11520203294. Its totient is φ = 11520203292.

The previous prime is 11520203249. The next prime is 11520203309. The reversal of 11520203293 is 39230202511.

11520203293 is digitally balanced in base 2, 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., 8724120409 + 2796082884 = 93403^2 + 52878^2 .

It is a cyclic number.

It is not a de Polignac number, because 11520203293 - 2¹³ = 11520195101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11520203243) 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, 5760101646 + 5760101647.

It is an arithmetic number, because the mean of its divisors is an integer number (5760101647).

Almost surely, 2^11520203293 is an apocalyptic number.

It is an amenable number.

11520203293 is a deficient number, since it is larger than the sum of its proper divisors (1).

11520203293 is an equidigital number, since it uses as much as digits as its factorization.

11520203293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 11520203293 in words is "eleven billion, five hundred twenty million, two hundred three thousand, two hundred ninety-three".