1065517120 has 112 divisors (see below), whose sum is σ = 2690823168. Its totient is φ = 401172480.

The previous prime is 1065517099. The next prime is 1065517127. The reversal of 1065517120 is 217155601.

It is a super-2 number, since 2×1065517120² = 2270653466026188800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065517127) 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, 365589 + ... + 368491.

Almost surely, 2^1065517120 is an apocalyptic number.

1065517120 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 1065517120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345411584).

1065517120 is an abundant number, since it is smaller than the sum of its proper divisors (1625306048).

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

1065517120 is a wasteful number, since it uses less digits than its factorization.

1065517120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988 (or 2978 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 1065517120 is about 32642.2597256991. The cubic root of 1065517120 is about 1021.3787327352.

The spelling of 1065517120 in words is "one billion, sixty-five million, five hundred seventeen thousand, one hundred twenty".