11101993963 has 2 divisors, whose sum is σ = 11101993964. Its totient is φ = 11101993962.

The previous prime is 11101993921. The next prime is 11101994021. The reversal of 11101993963 is 36939910111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11101993963 - 2²¹ = 11099896811 is a prime.

It is not a weakly prime, because it can be changed into another prime (11101996963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550996981 + 5550996982.

It is an arithmetic number, because the mean of its divisors is an integer number (5550996982).

Almost surely, 2^11101993963 is an apocalyptic number.

11101993963 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101993963 is an equidigital number, since it uses as much as digits as its factorization.

11101993963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 43.

The spelling of 11101993963 in words is "eleven billion, one hundred one million, nine hundred ninety-three thousand, nine hundred sixty-three".