3045522421 has 2 divisors, whose sum is σ = 3045522422. Its totient is φ = 3045522420.

The previous prime is 3045522413. The next prime is 3045522427. The reversal of 3045522421 is 1242255403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2925619921 + 119902500 = 54089^2 + 10950^2 .

It is an emirp because it is prime and its reverse (1242255403) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3045522421 - 2³ = 3045522413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3045522421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3045522427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1522761210 + 1522761211.

It is an arithmetic number, because the mean of its divisors is an integer number (1522761211).

Almost surely, 2^3045522421 is an apocalyptic number.

It is an amenable number.

3045522421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3045522421 is an equidigital number, since it uses as much as digits as its factorization.

3045522421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 3045522421 is about 55186.2521014066. The cubic root of 3045522421 is about 1449.5079457643.

Adding to 3045522421 its reverse (1242255403), we get a palindrome (4287777824).

The spelling of 3045522421 in words is "three billion, forty-five million, five hundred twenty-two thousand, four hundred twenty-one".