12207051603 has 24 divisors (see below), whose sum is σ = 19103795568. Its totient is φ = 7481198592.

The previous prime is 12207051599. The next prime is 12207051617. The reversal of 12207051603 is 30615070221.

It is a happy number.

12207051603 is a `hidden beast` number, since 1 + 2 + 2 + 0 + 7 + 0 + 51 + 603 = 666.

It is not a de Polignac number, because 12207051603 - 2² = 12207051599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12207051643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 921150 + ... + 934307.

It is an arithmetic number, because the mean of its divisors is an integer number (795991482).

Almost surely, 2^12207051603 is an apocalyptic number.

12207051603 is a deficient number, since it is larger than the sum of its proper divisors (6896743965).

12207051603 is a wasteful number, since it uses less digits than its factorization.

12207051603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855523 (or 1855520 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The spelling of 12207051603 in words is "twelve billion, two hundred seven million, fifty-one thousand, six hundred three".