11309998163 has 2 divisors, whose sum is σ = 11309998164. Its totient is φ = 11309998162.

The previous prime is 11309998129. The next prime is 11309998169. The reversal of 11309998163 is 36189990311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11309998163 - 2²⁶ = 11242889299 is a prime.

It is not a weakly prime, because it can be changed into another prime (11309998169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5654999081 + 5654999082.

It is an arithmetic number, because the mean of its divisors is an integer number (5654999082).

Almost surely, 2^11309998163 is an apocalyptic number.

11309998163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11309998163 is an equidigital number, since it uses as much as digits as its factorization.

11309998163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 50.

The spelling of 11309998163 in words is "eleven billion, three hundred nine million, nine hundred ninety-eight thousand, one hundred sixty-three".