1128070049 has 2 divisors, whose sum is σ = 1128070050. Its totient is φ = 1128070048.

The previous prime is 1128070039. The next prime is 1128070063. The reversal of 1128070049 is 9400708211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938319424 + 189750625 = 30632^2 + 13775^2 .

It is a cyclic number.

It is not a de Polignac number, because 1128070049 - 2¹⁶ = 1128004513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1128069997 and 1128070024.

It is not a weakly prime, because it can be changed into another prime (1128070039) 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, 564035024 + 564035025.

It is an arithmetic number, because the mean of its divisors is an integer number (564035025).

Almost surely, 2^1128070049 is an apocalyptic number.

It is an amenable number.

1128070049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128070049 is an equidigital number, since it uses as much as digits as its factorization.

1128070049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 1128070049 is about 33586.7540706154. The cubic root of 1128070049 is about 1040.9871202817.

The spelling of 1128070049 in words is "one billion, one hundred twenty-eight million, seventy thousand, forty-nine".