7485574441 has 2 divisors, whose sum is σ = 7485574442. Its totient is φ = 7485574440.

The previous prime is 7485574417. The next prime is 7485574463. The reversal of 7485574441 is 1444755847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4902800400 + 2582774041 = 70020^2 + 50821^2 .

It is an emirp because it is prime and its reverse (1444755847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7485574441 - 2¹⁵ = 7485541673 is a prime.

It is not a weakly prime, because it can be changed into another prime (7485574471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3742787220 + 3742787221.

It is an arithmetic number, because the mean of its divisors is an integer number (3742787221).

Almost surely, 2^7485574441 is an apocalyptic number.

It is an amenable number.

7485574441 is a deficient number, since it is larger than the sum of its proper divisors (1).

7485574441 is an equidigital number, since it uses as much as digits as its factorization.

7485574441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2508800, while the sum is 49.

The square root of 7485574441 is about 86519.2142879257. The cubic root of 7485574441 is about 1956.1780339070.

The spelling of 7485574441 in words is "seven billion, four hundred eighty-five million, five hundred seventy-four thousand, four hundred forty-one".