3316221457 has 2 divisors, whose sum is σ = 3316221458. Its totient is φ = 3316221456.

The previous prime is 3316221431. The next prime is 3316221463. The reversal of 3316221457 is 7541226133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2428419841 + 887801616 = 49279^2 + 29796^2 .

It is a cyclic number.

It is not a de Polignac number, because 3316221457 - 2¹¹ = 3316219409 is a prime.

It is not a weakly prime, because it can be changed into another prime (3316222457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658110728 + 1658110729.

It is an arithmetic number, because the mean of its divisors is an integer number (1658110729).

Almost surely, 2^3316221457 is an apocalyptic number.

It is an amenable number.

3316221457 is a deficient number, since it is larger than the sum of its proper divisors (1).

3316221457 is an equidigital number, since it uses as much as digits as its factorization.

3316221457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 3316221457 is about 57586.6430433308. The cubic root of 3316221457 is about 1491.2410207793.

The spelling of 3316221457 in words is "three billion, three hundred sixteen million, two hundred twenty-one thousand, four hundred fifty-seven".