1101703680 has 960 divisors, whose sum is σ = 5147670528. Its totient is φ = 218972160.

The previous prime is 1101703621. The next prime is 1101703693. The reversal of 1101703680 is 863071011.

It is a tau number, because it is divible by the number of its divisors (960).

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 47900149 + ... + 47900171.

Almost surely, 2^1101703680 is an apocalyptic number.

1101703680 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 1101703680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2573835264).

1101703680 is an abundant number, since it is smaller than the sum of its proper divisors (4045966848).

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

1101703680 is an equidigital number, since it uses as much as digits as its factorization.

1101703680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 1101703680 is about 33191.9219088018. The cubic root of 1101703680 is about 1032.8127723722.

Adding to 1101703680 its reverse (863071011), we get a palindrome (1964774691).

The spelling of 1101703680 in words is "one billion, one hundred one million, seven hundred three thousand, six hundred eighty".