1100770560 has 216 divisors, whose sum is σ = 3950724960. Its totient is φ = 293455872.

The previous prime is 1100770549. The next prime is 1100770613. The reversal of 1100770560 is 650770011.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (27).

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 23 ways as a sum of consecutive naturals, for example, 309271 + ... + 312809.

Almost surely, 2^1100770560 is an apocalyptic number.

1100770560 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 1100770560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1975362480).

1100770560 is an abundant number, since it is smaller than the sum of its proper divisors (2849954400).

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

1100770560 is an frugal number, since it uses more digits than its factorization.

1100770560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3575 (or 3549 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 1100770560 is about 33177.8624989616. The cubic root of 1100770560 is about 1032.5210997296.

The spelling of 1100770560 in words is "one billion, one hundred million, seven hundred seventy thousand, five hundred sixty".