1111298160 has 320 divisors, whose sum is σ = 4211730432. Its totient is φ = 236617728.

The previous prime is 1111298159. The next prime is 1111298179. The reversal of 1111298160 is 618921111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 4769404 + ... + 4769636.

Almost surely, 2^1111298160 is an apocalyptic number.

1111298160 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 1111298160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2105865216).

1111298160 is an abundant number, since it is smaller than the sum of its proper divisors (3100432272).

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

1111298160 is a wasteful number, since it uses less digits than its factorization.

1111298160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 30.

The square root of 1111298160 is about 33336.1389485945. The cubic root of 1111298160 is about 1035.8022858290.

The spelling of 1111298160 in words is "one billion, one hundred eleven million, two hundred ninety-eight thousand, one hundred sixty".