1111234560 has 192 divisors, whose sum is σ = 3619455840. Its totient is φ = 290979840.

The previous prime is 1111234549. The next prime is 1111234567. The reversal of 1111234560 is 654321111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1111234560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111234567) 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, 1873624 + ... + 1874216.

Almost surely, 2^1111234560 is an apocalyptic number.

1111234560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111234560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1809727920).

1111234560 is an abundant number, since it is smaller than the sum of its proper divisors (2508221280).

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

1111234560 is an equidigital number, since it uses as much as digits as its factorization.

1111234560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 664 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1111234560 is about 33335.1850152358. The cubic root of 1111234560 is about 1035.7825256708.

Adding to 1111234560 its reverse (654321111), we get a palindrome (1765555671).

The spelling of 1111234560 in words is "one billion, one hundred eleven million, two hundred thirty-four thousand, five hundred sixty".