1111313472 has 56 divisors (see below), whose sum is σ = 2943953472. Its totient is φ = 369984000.

The previous prime is 1111313417. The next prime is 1111313473. The reversal of 1111313472 is 2743131111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1111313473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177597 + ... + 183747.

Almost surely, 2^1111313472 is an apocalyptic number.

1111313472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1111313472 is an abundant number, since it is smaller than the sum of its proper divisors (1832640000).

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

1111313472 is an equidigital number, since it uses as much as digits as its factorization.

1111313472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7107 (or 7097 counting only the distinct ones).

The product of its digits is 504, while the sum is 24.

The square root of 1111313472 is about 33336.3686084732. The cubic root of 1111313472 is about 1035.8070430676.

Adding to 1111313472 its reverse (2743131111), we get a palindrome (3854444583).

The spelling of 1111313472 in words is "one billion, one hundred eleven million, three hundred thirteen thousand, four hundred seventy-two".