3221641403 has 2 divisors, whose sum is σ = 3221641404. Its totient is φ = 3221641402.

The previous prime is 3221641363. The next prime is 3221641417. The reversal of 3221641403 is 3041461223.

It is a strong prime.

It is an emirp because it is prime and its reverse (3041461223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3221641403 - 2²⁶ = 3154532539 is a prime.

It is not a weakly prime, because it can be changed into another prime (3221641433) 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, 1610820701 + 1610820702.

It is an arithmetic number, because the mean of its divisors is an integer number (1610820702).

Almost surely, 2^3221641403 is an apocalyptic number.

3221641403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221641403 is an equidigital number, since it uses as much as digits as its factorization.

3221641403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3221641403 is about 56759.5049573197. The cubic root of 3221641403 is about 1476.9271224398.

The spelling of 3221641403 in words is "three billion, two hundred twenty-one million, six hundred forty-one thousand, four hundred three".