7555755133 has 2 divisors, whose sum is σ = 7555755134. Its totient is φ = 7555755132.

The previous prime is 7555755113. The next prime is 7555755169. The reversal of 7555755133 is 3315575557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6848886564 + 706868569 = 82758^2 + 26587^2 .

It is a cyclic number.

It is not a de Polignac number, because 7555755133 - 2⁹ = 7555754621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7555755113) 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, 3777877566 + 3777877567.

It is an arithmetic number, because the mean of its divisors is an integer number (3777877567).

Almost surely, 2^7555755133 is an apocalyptic number.

It is an amenable number.

7555755133 is a deficient number, since it is larger than the sum of its proper divisors (1).

7555755133 is an equidigital number, since it uses as much as digits as its factorization.

7555755133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1378125, while the sum is 46.

The square root of 7555755133 is about 86923.8467452977. The cubic root of 7555755133 is about 1962.2723829106.

The spelling of 7555755133 in words is "seven billion, five hundred fifty-five million, seven hundred fifty-five thousand, one hundred thirty-three".