11646863023 has 2 divisors, whose sum is σ = 11646863024. Its totient is φ = 11646863022.

The previous prime is 11646863021. The next prime is 11646863089. The reversal of 11646863023 is 32036864611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11646863023 - 2¹ = 11646863021 is a prime.

Together with 11646863021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11646863021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5823431511 + 5823431512.

It is an arithmetic number, because the mean of its divisors is an integer number (5823431512).

Almost surely, 2^11646863023 is an apocalyptic number.

11646863023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11646863023 is an equidigital number, since it uses as much as digits as its factorization.

11646863023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 11646863023 in words is "eleven billion, six hundred forty-six million, eight hundred sixty-three thousand, twenty-three".