513333530221489 has 2 divisors, whose sum is σ = 513333530221490. Its totient is φ = 513333530221488.

The previous prime is 513333530221453. The next prime is 513333530221559. The reversal of 513333530221489 is 984122035333315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278045786837025 + 235287743384464 = 16674705^2 + 15339092^2 .

It is a cyclic number.

It is not a de Polignac number, because 513333530221489 - 2¹³ = 513333530213297 is a prime.

It is a super-2 number, since 2×513333530221489² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (513333530221409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256666765110744 + 256666765110745.

It is an arithmetic number, because the mean of its divisors is an integer number (256666765110745).

Almost surely, 2^{513333530221489} is an apocalyptic number.

It is an amenable number.

513333530221489 is a deficient number, since it is larger than the sum of its proper divisors (1).

513333530221489 is an equidigital number, since it uses as much as digits as its factorization.

513333530221489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6998400, while the sum is 52.

The spelling of 513333530221489 in words is "five hundred thirteen trillion, three hundred thirty-three billion, five hundred thirty million, two hundred twenty-one thousand, four hundred eighty-nine".