11557228058903 has 2 divisors, whose sum is σ = 11557228058904. Its totient is φ = 11557228058902.

The previous prime is 11557228058807. The next prime is 11557228058953. The reversal of 11557228058903 is 30985082275511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11557228058903 - 2²⁰ = 11557227010327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11557228058953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5778614029451 + 5778614029452.

It is an arithmetic number, because the mean of its divisors is an integer number (5778614029452).

Almost surely, 2^{11557228058903} is an apocalyptic number.

11557228058903 is a deficient number, since it is larger than the sum of its proper divisors (1).

11557228058903 is an equidigital number, since it uses as much as digits as its factorization.

11557228058903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048000, while the sum is 56.

The spelling of 11557228058903 in words is "eleven trillion, five hundred fifty-seven billion, two hundred twenty-eight million, fifty-eight thousand, nine hundred three".