1065345564 has 12 divisors (see below), whose sum is σ = 2485806344. Its totient is φ = 355115184.

The previous prime is 1065345563. The next prime is 1065345571. The reversal of 1065345564 is 4655435601.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1065345564² = 2269922341468956192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065345563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44389387 + ... + 44389410.

Almost surely, 2^1065345564 is an apocalyptic number.

It is an amenable number.

1065345564 is an abundant number, since it is smaller than the sum of its proper divisors (1420460780).

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

1065345564 is a wasteful number, since it uses less digits than its factorization.

1065345564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88778804 (or 88778802 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 1065345564 is about 32639.6317993938. The cubic root of 1065345564 is about 1021.3239133267.

The spelling of 1065345564 in words is "one billion, sixty-five million, three hundred forty-five thousand, five hundred sixty-four".