1111148148 has 48 divisors (see below), whose sum is σ = 2830464000. Its totient is φ = 336463200.

The previous prime is 1111148119. The next prime is 1111148191. The reversal of 1111148148 is 8418411111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261763 + ... + 265973.

It is an arithmetic number, because the mean of its divisors is an integer number (58968000).

Almost surely, 2^1111148148 is an apocalyptic number.

It is an amenable number.

1111148148 is an abundant number, since it is smaller than the sum of its proper divisors (1719315852).

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

1111148148 is a wasteful number, since it uses less digits than its factorization.

1111148148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6228 (or 6226 counting only the distinct ones).

The product of its digits is 1024, while the sum is 30.

The square root of 1111148148 is about 33333.8888820372. Note that the first 5 decimals coincide. The cubic root of 1111148148 is about 1035.7556767459.

Adding to 1111148148 its reverse (8418411111), we get a palindrome (9529559259).

The spelling of 1111148148 in words is "one billion, one hundred eleven million, one hundred forty-eight thousand, one hundred forty-eight".