1155152015089 has 2 divisors, whose sum is σ = 1155152015090. Its totient is φ = 1155152015088.

The previous prime is 1155152015023. The next prime is 1155152015183. The reversal of 1155152015089 is 9805102515511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1123292621025 + 31859394064 = 1059855^2 + 178492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1155152015089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1155152018089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577576007544 + 577576007545.

It is an arithmetic number, because the mean of its divisors is an integer number (577576007545).

Almost surely, 2^{1155152015089} is an apocalyptic number.

It is an amenable number.

1155152015089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155152015089 is an equidigital number, since it uses as much as digits as its factorization.

1155152015089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90000, while the sum is 43.

The spelling of 1155152015089 in words is "one trillion, one hundred fifty-five billion, one hundred fifty-two million, fifteen thousand, eighty-nine".