11775655033 has 2 divisors, whose sum is σ = 11775655034. Its totient is φ = 11775655032.

The previous prime is 11775654991. The next prime is 11775655037. The reversal of 11775655033 is 33055657711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11707889209 + 67765824 = 108203^2 + 8232^2 .

It is a cyclic number.

It is not a de Polignac number, because 11775655033 - 2²¹ = 11773557881 is a prime.

It is not a weakly prime, because it can be changed into another prime (11775655037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5887827516 + 5887827517.

It is an arithmetic number, because the mean of its divisors is an integer number (5887827517).

Almost surely, 2^11775655033 is an apocalyptic number.

It is an amenable number.

11775655033 is a deficient number, since it is larger than the sum of its proper divisors (1).

11775655033 is an equidigital number, since it uses as much as digits as its factorization.

11775655033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 330750, while the sum is 43.

The spelling of 11775655033 in words is "eleven billion, seven hundred seventy-five million, six hundred fifty-five thousand, thirty-three".