11457718033 has 2 divisors, whose sum is σ = 11457718034. Its totient is φ = 11457718032.

The previous prime is 11457717989. The next prime is 11457718091. The reversal of 11457718033 is 33081775411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6237366529 + 5220351504 = 78977^2 + 72252^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11457718033 is a prime.

It is not a weakly prime, because it can be changed into another prime (11457718093) 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, 5728859016 + 5728859017.

It is an arithmetic number, because the mean of its divisors is an integer number (5728859017).

Almost surely, 2^11457718033 is an apocalyptic number.

It is an amenable number.

11457718033 is a deficient number, since it is larger than the sum of its proper divisors (1).

11457718033 is an equidigital number, since it uses as much as digits as its factorization.

11457718033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 11457718033 in words is "eleven billion, four hundred fifty-seven million, seven hundred eighteen thousand, thirty-three".