1120128019 has 2 divisors, whose sum is σ = 1120128020. Its totient is φ = 1120128018.

The previous prime is 1120128007. The next prime is 1120128049. The reversal of 1120128019 is 9108210211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1120128019 - 2²¹ = 1118030867 is a prime.

It is a super-2 number, since 2×1120128019² = 2509373557897728722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120127984 and 1120128002.

It is not a weakly prime, because it can be changed into another prime (1120128049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560064009 + 560064010.

It is an arithmetic number, because the mean of its divisors is an integer number (560064010).

Almost surely, 2^1120128019 is an apocalyptic number.

1120128019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120128019 is an equidigital number, since it uses as much as digits as its factorization.

1120128019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 1120128019 is about 33468.3136563526. The cubic root of 1120128019 is about 1038.5383865950.

The spelling of 1120128019 in words is "one billion, one hundred twenty million, one hundred twenty-eight thousand, nineteen".