1111162248 has 48 divisors (see below), whose sum is σ = 3439313280. Its totient is φ = 317474784.

The previous prime is 1111162193. The next prime is 1111162253. The reversal of 1111162248 is 8422611111.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1101840 + ... + 1102847.

It is an arithmetic number, because the mean of its divisors is an integer number (71652360).

Almost surely, 2^1111162248 is an apocalyptic number.

1111162248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1111162248 is an abundant number, since it is smaller than the sum of its proper divisors (2328151032).

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

1111162248 is a wasteful number, since it uses less digits than its factorization.

1111162248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204706 (or 2204699 counting only the distinct ones).

The product of its digits is 768, while the sum is 27.

The square root of 1111162248 is about 33334.1003778413. The cubic root of 1111162248 is about 1035.7600578279.

Adding to 1111162248 its reverse (8422611111), we get a palindrome (9533773359).

The spelling of 1111162248 in words is "one billion, one hundred eleven million, one hundred sixty-two thousand, two hundred forty-eight".