1116641560 has 32 divisors (see below), whose sum is σ = 2573726400. Its totient is φ = 435761920.

The previous prime is 1116641551. The next prime is 1116641567. The reversal of 1116641560 is 651466111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116641567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338800 + ... + 342079.

It is an arithmetic number, because the mean of its divisors is an integer number (80428950).

Almost surely, 2^1116641560 is an apocalyptic number.

1116641560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116641560 is an abundant number, since it is smaller than the sum of its proper divisors (1457084840).

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

1116641560 is a wasteful number, since it uses less digits than its factorization.

1116641560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680931 (or 680927 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1116641560 is about 33416.1870954781. The cubic root of 1116641560 is about 1037.4597644434.

The spelling of 1116641560 in words is "one billion, one hundred sixteen million, six hundred forty-one thousand, five hundred sixty".