11603382911 has 2 divisors, whose sum is σ = 11603382912. Its totient is φ = 11603382910.

The previous prime is 11603382893. The next prime is 11603382941. The reversal of 11603382911 is 11928330611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11603382911 - 2²⁶ = 11536274047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11603382941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5801691455 + 5801691456.

It is an arithmetic number, because the mean of its divisors is an integer number (5801691456).

Almost surely, 2^11603382911 is an apocalyptic number.

11603382911 is a deficient number, since it is larger than the sum of its proper divisors (1).

11603382911 is an equidigital number, since it uses as much as digits as its factorization.

11603382911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 11603382911 in words is "eleven billion, six hundred three million, three hundred eighty-two thousand, nine hundred eleven".