11203311907 has 2 divisors, whose sum is σ = 11203311908. Its totient is φ = 11203311906.

The previous prime is 11203311893. The next prime is 11203311947. The reversal of 11203311907 is 70911330211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11203311907 is a prime.

It is not a weakly prime, because it can be changed into another prime (11203311947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601655953 + 5601655954.

It is an arithmetic number, because the mean of its divisors is an integer number (5601655954).

Almost surely, 2^11203311907 is an apocalyptic number.

11203311907 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203311907 is an equidigital number, since it uses as much as digits as its factorization.

11203311907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 28.

The spelling of 11203311907 in words is "eleven billion, two hundred three million, three hundred eleven thousand, nine hundred seven".