1469728993 has 2 divisors, whose sum is σ = 1469728994. Its totient is φ = 1469728992.

The previous prime is 1469728969. The next prime is 1469729047. The reversal of 1469728993 is 3998279641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1006919824 + 462809169 = 31732^2 + 21513^2 .

It is an emirp because it is prime and its reverse (3998279641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1469728993 - 2¹³ = 1469720801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1469728913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734864496 + 734864497.

It is an arithmetic number, because the mean of its divisors is an integer number (734864497).

Almost surely, 2^1469728993 is an apocalyptic number.

It is an amenable number.

1469728993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1469728993 is an equidigital number, since it uses as much as digits as its factorization.

1469728993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 58.

The square root of 1469728993 is about 38337.0446565721. The cubic root of 1469728993 is about 1136.9614870459.

The spelling of 1469728993 in words is "one billion, four hundred sixty-nine million, seven hundred twenty-eight thousand, nine hundred ninety-three".