7485574417 has 2 divisors, whose sum is σ = 7485574418. Its totient is φ = 7485574416.

The previous prime is 7485574403. The next prime is 7485574441. The reversal of 7485574417 is 7144755847.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7345175616 + 140398801 = 85704^2 + 11849^2 .

It is an emirp because it is prime and its reverse (7144755847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7485574417 - 2¹⁵ = 7485541649 is a prime.

It is not a weakly prime, because it can be changed into another prime (7485574477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3742787208 + 3742787209.

It is an arithmetic number, because the mean of its divisors is an integer number (3742787209).

Almost surely, 2^7485574417 is an apocalyptic number.

It is an amenable number.

7485574417 is a deficient number, since it is larger than the sum of its proper divisors (1).

7485574417 is an equidigital number, since it uses as much as digits as its factorization.

7485574417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4390400, while the sum is 52.

The square root of 7485574417 is about 86519.2141492281. The cubic root of 7485574417 is about 1956.1780318164.

The spelling of 7485574417 in words is "seven billion, four hundred eighty-five million, five hundred seventy-four thousand, four hundred seventeen".