7474473361 has 2 divisors, whose sum is σ = 7474473362. Its totient is φ = 7474473360.

The previous prime is 7474473359. The next prime is 7474473371. The reversal of 7474473361 is 1633744747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5990760000 + 1483713361 = 77400^2 + 38519^2 .

It is an emirp because it is prime and its reverse (1633744747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7474473361 - 2¹ = 7474473359 is a prime.

Together with 7474473359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (7474473371) 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, 3737236680 + 3737236681.

It is an arithmetic number, because the mean of its divisors is an integer number (3737236681).

Almost surely, 2^7474473361 is an apocalyptic number.

It is an amenable number.

7474473361 is a deficient number, since it is larger than the sum of its proper divisors (1).

7474473361 is an equidigital number, since it uses as much as digits as its factorization.

7474473361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1185408, while the sum is 46.

The square root of 7474473361 is about 86455.0366433327. The cubic root of 7474473361 is about 1955.2105538275.

The spelling of 7474473361 in words is "seven billion, four hundred seventy-four million, four hundred seventy-three thousand, three hundred sixty-one".