1129810238533 has 2 divisors, whose sum is σ = 1129810238534. Its totient is φ = 1129810238532.

The previous prime is 1129810238477. The next prime is 1129810238657. The reversal of 1129810238533 is 3358320189211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 983115876484 + 146694362049 = 991522^2 + 383007^2 .

It is a cyclic number.

It is not a de Polignac number, because 1129810238533 - 2⁹ = 1129810238021 is a prime.

It is a super-3 number, since 3×1129810238533³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1129810238033) 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, 564905119266 + 564905119267.

It is an arithmetic number, because the mean of its divisors is an integer number (564905119267).

Almost surely, 2^{1129810238533} is an apocalyptic number.

It is an amenable number.

1129810238533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129810238533 is an equidigital number, since it uses as much as digits as its factorization.

1129810238533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 1129810238533 in words is "one trillion, one hundred twenty-nine billion, eight hundred ten million, two hundred thirty-eight thousand, five hundred thirty-three".