12113812603 has 2 divisors, whose sum is σ = 12113812604. Its totient is φ = 12113812602.

The previous prime is 12113812561. The next prime is 12113812631. The reversal of 12113812603 is 30621831121.

It is a happy number.

It is an a-pointer prime, because the next prime (12113812631) can be obtained adding 12113812603 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12113812603 - 2³³ = 3523878011 is a prime.

It is not a weakly prime, because it can be changed into another prime (12113812643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056906301 + 6056906302.

It is an arithmetic number, because the mean of its divisors is an integer number (6056906302).

Almost surely, 2^12113812603 is an apocalyptic number.

12113812603 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113812603 is an equidigital number, since it uses as much as digits as its factorization.

12113812603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 12113812603 in words is "twelve billion, one hundred thirteen million, eight hundred twelve thousand, six hundred three".