12735609203 has 2 divisors, whose sum is σ = 12735609204. Its totient is φ = 12735609202.

The previous prime is 12735609181. The next prime is 12735609217. The reversal of 12735609203 is 30290653721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12735609203 - 2¹² = 12735605107 is a prime.

It is not a weakly prime, because it can be changed into another prime (12735609253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6367804601 + 6367804602.

It is an arithmetic number, because the mean of its divisors is an integer number (6367804602).

Almost surely, 2^12735609203 is an apocalyptic number.

12735609203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12735609203 is an equidigital number, since it uses as much as digits as its factorization.

12735609203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 12735609203 in words is "twelve billion, seven hundred thirty-five million, six hundred nine thousand, two hundred three".