3245556403 has 2 divisors, whose sum is σ = 3245556404. Its totient is φ = 3245556402.

The previous prime is 3245556397. The next prime is 3245556437. The reversal of 3245556403 is 3046555423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3245556403 - 2⁵ = 3245556371 is a prime.

It is not a weakly prime, because it can be changed into another prime (3245556443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622778201 + 1622778202.

It is an arithmetic number, because the mean of its divisors is an integer number (1622778202).

Almost surely, 2^3245556403 is an apocalyptic number.

3245556403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3245556403 is an equidigital number, since it uses as much as digits as its factorization.

3245556403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 37.

The square root of 3245556403 is about 56969.7850004720. The cubic root of 3245556403 is about 1480.5726422649.

The spelling of 3245556403 in words is "three billion, two hundred forty-five million, five hundred fifty-six thousand, four hundred three".