1530190313749 has 2 divisors, whose sum is σ = 1530190313750. Its totient is φ = 1530190313748.

The previous prime is 1530190313693. The next prime is 1530190313783. The reversal of 1530190313749 is 9473130910351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1140502251249 + 389688062500 = 1067943^2 + 624250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1530190313749 - 2¹⁵ = 1530190280981 is a prime.

It is a super-3 number, since 3×1530190313749³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1530190313699 and 1530190313708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1530190313549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765095156874 + 765095156875.

It is an arithmetic number, because the mean of its divisors is an integer number (765095156875).

Almost surely, 2^{1530190313749} is an apocalyptic number.

It is an amenable number.

1530190313749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530190313749 is an equidigital number, since it uses as much as digits as its factorization.

1530190313749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 306180, while the sum is 46.

The spelling of 1530190313749 in words is "one trillion, five hundred thirty billion, one hundred ninety million, three hundred thirteen thousand, seven hundred forty-nine".