1441100778 has 64 divisors (see below), whose sum is σ = 3328335360. Its totient is φ = 412019712.

The previous prime is 1441100777. The next prime is 1441100779. The reversal of 1441100778 is 8770011441.

It is an interprime number because it is at equal distance from previous prime (1441100777) and next prime (1441100779).

It is not an unprimeable number, because it can be changed into a prime (1441100777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97876 + ... + 111632.

It is an arithmetic number, because the mean of its divisors is an integer number (52005240).

Almost surely, 2^1441100778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1441100778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664167680).

1441100778 is an abundant number, since it is smaller than the sum of its proper divisors (1887234582).

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

1441100778 is a wasteful number, since it uses less digits than its factorization.

1441100778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13871.

The product of its (nonzero) digits is 6272, while the sum is 33.

The square root of 1441100778 is about 37961.8331749140. The cubic root of 1441100778 is about 1129.5309035238.

The spelling of 1441100778 in words is "one billion, four hundred forty-one million, one hundred thousand, seven hundred seventy-eight".