11109860163 has 12 divisors (see below), whose sum is σ = 16420775800. Its totient is φ = 7234327296.

The previous prime is 11109860143. The next prime is 11109860221. The reversal of 11109860163 is 36106890111.

It is a happy number.

It is not a de Polignac number, because 11109860163 - 2¹³ = 11109851971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11109860123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14353438 + ... + 14354211.

Almost surely, 2^11109860163 is an apocalyptic number.

11109860163 is a deficient number, since it is larger than the sum of its proper divisors (5310915637).

11109860163 is a wasteful number, since it uses less digits than its factorization.

11109860163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28707698 (or 28707695 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The spelling of 11109860163 in words is "eleven billion, one hundred nine million, eight hundred sixty thousand, one hundred sixty-three".