3030405473 has 2 divisors, whose sum is σ = 3030405474. Its totient is φ = 3030405472.

The previous prime is 3030405467. The next prime is 3030405509. The reversal of 3030405473 is 3745040303.

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., 2964584704 + 65820769 = 54448^2 + 8113^2 .

It is a cyclic number.

It is not a de Polignac number, because 3030405473 - 2¹⁶ = 3030339937 is a prime.

It is not a weakly prime, because it can be changed into another prime (3030405073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515202736 + 1515202737.

It is an arithmetic number, because the mean of its divisors is an integer number (1515202737).

Almost surely, 2^3030405473 is an apocalyptic number.

It is an amenable number.

3030405473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3030405473 is an equidigital number, since it uses as much as digits as its factorization.

3030405473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 3030405473 is about 55049.1187304574. The cubic root of 3030405473 is about 1447.1056768661.

Adding to 3030405473 its reverse (3745040303), we get a palindrome (6775445776).

The spelling of 3030405473 in words is "three billion, thirty million, four hundred five thousand, four hundred seventy-three".