11164587103 has 4 divisors (see below), whose sum is σ = 11171977488. Its totient is φ = 11157196720.

The previous prime is 11164587059. The next prime is 11164587151. The reversal of 11164587103 is 30178546111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11164587103 - 2⁹ = 11164586591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11164587193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3692926 + ... + 3695947.

It is an arithmetic number, because the mean of its divisors is an integer number (2792994372).

Almost surely, 2^11164587103 is an apocalyptic number.

11164587103 is a deficient number, since it is larger than the sum of its proper divisors (7390385).

11164587103 is an equidigital number, since it uses as much as digits as its factorization.

11164587103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7390384.

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 11164587103 in words is "eleven billion, one hundred sixty-four million, five hundred eighty-seven thousand, one hundred three".