11166480023 has 4 divisors (see below), whose sum is σ = 11526689088. Its totient is φ = 10806270960.

The previous prime is 11166479999. The next prime is 11166480029. The reversal of 11166480023 is 32008466111.

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 11166480023 - 2¹⁸ = 11166217879 is a prime.

It is a super-2 number, since 2×11166480023² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11166480029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180104486 + ... + 180104547.

It is an arithmetic number, because the mean of its divisors is an integer number (2881672272).

Almost surely, 2^11166480023 is an apocalyptic number.

11166480023 is a deficient number, since it is larger than the sum of its proper divisors (360209065).

11166480023 is an equidigital number, since it uses as much as digits as its factorization.

11166480023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360209064.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 11166480023 in words is "eleven billion, one hundred sixty-six million, four hundred eighty thousand, twenty-three".