1063929380 has 48 divisors (see below), whose sum is σ = 2332638000. Its totient is φ = 407102976.

The previous prime is 1063929379. The next prime is 1063929389. The reversal of 1063929380 is 839293601.

1063929380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 80856064 + 983073316 = 8992^2 + 31354^2 .

It is a super-2 number, since 2×1063929380² = 2263891451254368800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063929389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54806 + ... + 71634.

It is an arithmetic number, because the mean of its divisors is an integer number (48596625).

Almost surely, 2^1063929380 is an apocalyptic number.

1063929380 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 1063929380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1166319000).

1063929380 is an abundant number, since it is smaller than the sum of its proper divisors (1268708620).

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

1063929380 is a wasteful number, since it uses less digits than its factorization.

1063929380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16976 (or 16974 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 1063929380 is about 32617.9303451338. The cubic root of 1063929380 is about 1020.8711575860.

The spelling of 1063929380 in words is "one billion, sixty-three million, nine hundred twenty-nine thousand, three hundred eighty".