505010001493 has 2 divisors, whose sum is σ = 505010001494. Its totient is φ = 505010001492.

The previous prime is 505010001487. The next prime is 505010001511. The reversal of 505010001493 is 394100010505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 460717852644 + 44292148849 = 678762^2 + 210457^2 .

It is a cyclic number.

It is not a de Polignac number, because 505010001493 - 2³⁷ = 367571048021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505010001443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252505000746 + 252505000747.

It is an arithmetic number, because the mean of its divisors is an integer number (252505000747).

Almost surely, 2^505010001493 is an apocalyptic number.

It is an amenable number.

505010001493 is a deficient number, since it is larger than the sum of its proper divisors (1).

505010001493 is an equidigital number, since it uses as much as digits as its factorization.

505010001493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 28.

Adding to 505010001493 its reverse (394100010505), we get a palindrome (899110011998).

The spelling of 505010001493 in words is "five hundred five billion, ten million, one thousand, four hundred ninety-three".