12816064603 has 2 divisors, whose sum is σ = 12816064604. Its totient is φ = 12816064602.

The previous prime is 12816064589. The next prime is 12816064633. The reversal of 12816064603 is 30646061821.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12816064603 is a prime.

It is not a weakly prime, because it can be changed into another prime (12816064633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6408032301 + 6408032302.

It is an arithmetic number, because the mean of its divisors is an integer number (6408032302).

Almost surely, 2^12816064603 is an apocalyptic number.

12816064603 is a deficient number, since it is larger than the sum of its proper divisors (1).

12816064603 is an equidigital number, since it uses as much as digits as its factorization.

12816064603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 12816064603 in words is "twelve billion, eight hundred sixteen million, sixty-four thousand, six hundred three".