1065999460 has 12 divisors (see below), whose sum is σ = 2238598908. Its totient is φ = 426399776.

The previous prime is 1065999443. The next prime is 1065999497. The reversal of 1065999460 is 649995601.

It can be written as a sum of positive squares in 2 ways, for example, as 399120484 + 666878976 = 19978^2 + 25824^2 .

It is a super-2 number, since 2×1065999460² = 2272709697440583200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26649967 + ... + 26650006.

It is an arithmetic number, because the mean of its divisors is an integer number (186549909).

Almost surely, 2^1065999460 is an apocalyptic number.

1065999460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1065999460 is an abundant number, since it is smaller than the sum of its proper divisors (1172599448).

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

1065999460 is a wasteful number, since it uses less digits than its factorization.

1065999460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53299982 (or 53299980 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 49.

The square root of 1065999460 is about 32649.6471650154. The cubic root of 1065999460 is about 1021.5328292733.

The spelling of 1065999460 in words is "one billion, sixty-five million, nine hundred ninety-nine thousand, four hundred sixty".