1530019 has 2 divisors, whose sum is σ = 1530020. Its totient is φ = 1530018.

The previous prime is 1529989. The next prime is 1530037. The reversal of 1530019 is 9100351.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1530019 - 2¹¹ = 1527971 is a prime.

It is a super-2 number, since 2×1530019² = 4681916280722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1529978 and 1530005.

It is not a weakly prime, because it can be changed into another prime (1534019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765009 + 765010.

It is an arithmetic number, because the mean of its divisors is an integer number (765010).

2^1530019 is an apocalyptic number.

1530019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530019 is an equidigital number, since it uses as much as digits as its factorization.

1530019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1530019 is about 1236.9393679562. The cubic root of 1530019 is about 115.2300122341.

The spelling of 1530019 in words is "one million, five hundred thirty thousand, nineteen".