1059309108 has 144 divisors (see below), whose sum is σ = 3160213056. Its totient is φ = 294958080.

The previous prime is 1059309079. The next prime is 1059309133. The reversal of 1059309108 is 8019039501.

It is a happy number.

It is a super-2 number, since 2×1059309108² = 2244271572583511328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1786060 + ... + 1786652.

It is an arithmetic number, because the mean of its divisors is an integer number (21945924).

Almost surely, 2^1059309108 is an apocalyptic number.

1059309108 is a gapful number since it is divisible by the number (18) 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 1059309108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1580106528).

1059309108 is an abundant number, since it is smaller than the sum of its proper divisors (2100903948).

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

1059309108 is a wasteful number, since it uses less digits than its factorization.

1059309108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974 (or 969 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 1059309108 is about 32547.0291731826. The cubic root of 1059309108 is about 1019.3912515273.

The spelling of 1059309108 in words is "one billion, fifty-nine million, three hundred nine thousand, one hundred eight".