1096779960 has 128 divisors (see below), whose sum is σ = 3690489600. Its totient is φ = 289710720.

The previous prime is 1096779953. The next prime is 1096779977. The reversal of 1096779960 is 699776901.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1096779897 and 1096779906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110815 + ... + 120305.

It is an arithmetic number, because the mean of its divisors is an integer number (28831950).

Almost surely, 2^1096779960 is an apocalyptic number.

1096779960 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 1096779960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1845244800).

1096779960 is an abundant number, since it is smaller than the sum of its proper divisors (2593709640).

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

1096779960 is a wasteful number, since it uses less digits than its factorization.

1096779960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9618 (or 9608 counting only the distinct ones).

The product of its (nonzero) digits is 1285956, while the sum is 54.

The square root of 1096779960 is about 33117.6683961900. The cubic root of 1096779960 is about 1031.2718633381.

The spelling of 1096779960 in words is "one billion, ninety-six million, seven hundred seventy-nine thousand, nine hundred sixty".