1530975307219 has 2 divisors, whose sum is σ = 1530975307220. Its totient is φ = 1530975307218.

The previous prime is 1530975307171. The next prime is 1530975307249. The reversal of 1530975307219 is 9127035790351.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1530975307219 is a prime.

It is a super-2 number, since 2×1530975307219² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1530975307249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765487653609 + 765487653610.

It is an arithmetic number, because the mean of its divisors is an integer number (765487653610).

Almost surely, 2^{1530975307219} is an apocalyptic number.

1530975307219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530975307219 is an equidigital number, since it uses as much as digits as its factorization.

1530975307219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1786050, while the sum is 52.

The spelling of 1530975307219 in words is "one trillion, five hundred thirty billion, nine hundred seventy-five million, three hundred seven thousand, two hundred nineteen".