11273375181 has 16 divisors (see below), whose sum is σ = 15899561856. Its totient is φ = 7090338816.

The previous prime is 11273375173. The next prime is 11273375207. The reversal of 11273375181 is 18157337211.

It is not a de Polignac number, because 11273375181 - 2³ = 11273375173 is a prime.

It is a super-2 number, since 2×11273375181² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11273375111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1114020 + ... + 1124093.

It is an arithmetic number, because the mean of its divisors is an integer number (993722616).

Almost surely, 2^11273375181 is an apocalyptic number.

It is an amenable number.

11273375181 is a deficient number, since it is larger than the sum of its proper divisors (4626186675).

11273375181 is a wasteful number, since it uses less digits than its factorization.

11273375181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238212.

The product of its digits is 35280, while the sum is 39.

The spelling of 11273375181 in words is "eleven billion, two hundred seventy-three million, three hundred seventy-five thousand, one hundred eighty-one".