1081024560 has 960 divisors, whose sum is σ = 5080817664. Its totient is φ = 199065600.

The previous prime is 1081024547. The next prime is 1081024579. The reversal of 1081024560 is 654201801.

1081024560 is a `hidden beast` number, since 1 + 0 + 81 + 0 + 24 + 560 = 666.

It is a super-2 number, since 2×1081024560² = 2337228198646387200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 29216862 + ... + 29216898.

Almost surely, 2^1081024560 is an apocalyptic number.

1081024560 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 1081024560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2540408832).

1081024560 is an abundant number, since it is smaller than the sum of its proper divisors (3999793104).

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

1081024560 is a wasteful number, since it uses less digits than its factorization.

1081024560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1081024560 is about 32878.9379390515. The cubic root of 1081024560 is about 1026.3099049014.

The spelling of 1081024560 in words is "one billion, eighty-one million, twenty-four thousand, five hundred sixty".