1160565 has 24 divisors (see below), whose sum is σ = 2161440. Its totient is φ = 530208.

The previous prime is 1160543. The next prime is 1160567. The reversal of 1160565 is 5650611.

It is not a de Polignac number, because 1160565 - 2⁸ = 1160309 is a prime.

It is a super-2 number, since 2×1160565² = 2693822238450, which contains 22 as substring.

1160565 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1160567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55 + ... + 1524.

It is an arithmetic number, because the mean of its divisors is an integer number (90060).

2^1160565 is an apocalyptic number.

1160565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1160565 is a deficient number, since it is larger than the sum of its proper divisors (1000875).

1160565 is a wasteful number, since it uses less digits than its factorization.

1160565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601 (or 1594 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1160565 is about 1077.2952241610. The cubic root of 1160565 is about 105.0888137450.

The spelling of 1160565 in words is "one million, one hundred sixty thousand, five hundred sixty-five".