3220372513 has 2 divisors, whose sum is σ = 3220372514. Its totient is φ = 3220372512.

The previous prime is 3220372471. The next prime is 3220372517. The reversal of 3220372513 is 3152730223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2921186304 + 299186209 = 54048^2 + 17297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3220372513 is a prime.

It is not a weakly prime, because it can be changed into another prime (3220372517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610186256 + 1610186257.

It is an arithmetic number, because the mean of its divisors is an integer number (1610186257).

Almost surely, 2^3220372513 is an apocalyptic number.

It is an amenable number.

3220372513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220372513 is an equidigital number, since it uses as much as digits as its factorization.

3220372513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 3220372513 is about 56748.3260810396. The cubic root of 3220372513 is about 1476.7331939504.

The spelling of 3220372513 in words is "three billion, two hundred twenty million, three hundred seventy-two thousand, five hundred thirteen".