1002730019 has 2 divisors, whose sum is σ = 1002730020. Its totient is φ = 1002730018.

The previous prime is 1002729991. The next prime is 1002730033. The reversal of 1002730019 is 9100372001.

1002730019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002730019 - 2¹² = 1002725923 is a prime.

It is a super-2 number, since 2×1002730019² = 2010934982007480722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002729976 and 1002730003.

It is not a weakly prime, because it can be changed into another prime (1002730819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501365009 + 501365010.

It is an arithmetic number, because the mean of its divisors is an integer number (501365010).

Almost surely, 2^1002730019 is an apocalyptic number.

1002730019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002730019 is an equidigital number, since it uses as much as digits as its factorization.

1002730019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1002730019 is about 31665.9125717229. The cubic root of 1002730019 is about 1000.9091794755.

The spelling of 1002730019 in words is "one billion, two million, seven hundred thirty thousand, nineteen".