1128165539 has 2 divisors, whose sum is σ = 1128165540. Its totient is φ = 1128165538.

The previous prime is 1128165503. The next prime is 1128165551. The reversal of 1128165539 is 9355618211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1128165539 - 2¹⁶ = 1128100003 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1128165496 and 1128165505.

It is not a weakly prime, because it can be changed into another prime (1128165239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564082769 + 564082770.

It is an arithmetic number, because the mean of its divisors is an integer number (564082770).

Almost surely, 2^1128165539 is an apocalyptic number.

1128165539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128165539 is an equidigital number, since it uses as much as digits as its factorization.

1128165539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 41.

The square root of 1128165539 is about 33588.1755830828. The cubic root of 1128165539 is about 1041.0164922920.

The spelling of 1128165539 in words is "one billion, one hundred twenty-eight million, one hundred sixty-five thousand, five hundred thirty-nine".