11655664103 has 2 divisors, whose sum is σ = 11655664104. Its totient is φ = 11655664102.

The previous prime is 11655664099. The next prime is 11655664211. The reversal of 11655664103 is 30146655611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11655664103 - 2² = 11655664099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11655624103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827832051 + 5827832052.

It is an arithmetic number, because the mean of its divisors is an integer number (5827832052).

Almost surely, 2^11655664103 is an apocalyptic number.

11655664103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11655664103 is an equidigital number, since it uses as much as digits as its factorization.

11655664103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 11655664103 in words is "eleven billion, six hundred fifty-five million, six hundred sixty-four thousand, one hundred three".