11173742148 has 48 divisors (see below), whose sum is σ = 28637521920. Its totient is φ = 3375133344.

The previous prime is 11173742143. The next prime is 11173742189. The reversal of 11173742148 is 84124737111.

It is not an unprimeable number, because it can be changed into a prime (11173742143) 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, 1060140 + ... + 1070627.

It is an arithmetic number, because the mean of its divisors is an integer number (596615040).

Almost surely, 2^11173742148 is an apocalyptic number.

It is an amenable number.

11173742148 is an abundant number, since it is smaller than the sum of its proper divisors (17463779772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11173742148 is a wasteful number, since it uses less digits than its factorization.

11173742148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130816 (or 2130814 counting only the distinct ones).

The product of its digits is 37632, while the sum is 39.

The spelling of 11173742148 in words is "eleven billion, one hundred seventy-three million, seven hundred forty-two thousand, one hundred forty-eight".