1063329280 has 160 divisors (see below), whose sum is σ = 2784196800. Its totient is φ = 387121152.

The previous prime is 1063329271. The next prime is 1063329287. The reversal of 1063329280 is 829233601.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×1063329280² = 2261338315410636800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063329287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961741 + ... + 2962099.

It is an arithmetic number, because the mean of its divisors is an integer number (17401230).

Almost surely, 2^1063329280 is an apocalyptic number.

1063329280 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 1063329280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392098400).

1063329280 is an abundant number, since it is smaller than the sum of its proper divisors (1720867520).

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

1063329280 is an equidigital number, since it uses as much as digits as its factorization.

1063329280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 1063329280 is about 32608.7301194021. The cubic root of 1063329280 is about 1020.6791836915.

The spelling of 1063329280 in words is "one billion, sixty-three million, three hundred twenty-nine thousand, two hundred eighty".