11457816803 has 2 divisors, whose sum is σ = 11457816804. Its totient is φ = 11457816802.

The previous prime is 11457816761. The next prime is 11457816833. The reversal of 11457816803 is 30861875411.

11457816803 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 is a cyclic number.

It is not a de Polignac number, because 11457816803 - 2¹⁰ = 11457815779 is a prime.

It is a super-2 number, since 2×11457816803² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11457816833) 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, 5728908401 + 5728908402.

It is an arithmetic number, because the mean of its divisors is an integer number (5728908402).

Almost surely, 2^11457816803 is an apocalyptic number.

11457816803 is a deficient number, since it is larger than the sum of its proper divisors (1).

11457816803 is an equidigital number, since it uses as much as digits as its factorization.

11457816803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 11457816803 in words is "eleven billion, four hundred fifty-seven million, eight hundred sixteen thousand, eight hundred three".