11173427141 has 4 divisors (see below), whose sum is σ = 11226381984. Its totient is φ = 11120472300.

The previous prime is 11173427131. The next prime is 11173427143. The reversal of 11173427141 is 14172437111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11173427141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11173427098 and 11173427107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11173427143) 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, 26477105 + ... + 26477526.

It is an arithmetic number, because the mean of its divisors is an integer number (2806595496).

Almost surely, 2^11173427141 is an apocalyptic number.

It is an amenable number.

11173427141 is a deficient number, since it is larger than the sum of its proper divisors (52954843).

11173427141 is an equidigital number, since it uses as much as digits as its factorization.

11173427141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52954842.

The product of its digits is 4704, while the sum is 32.

The spelling of 11173427141 in words is "eleven billion, one hundred seventy-three million, four hundred twenty-seven thousand, one hundred forty-one".