1152565 has 8 divisors (see below), whose sum is σ = 1406880. Its totient is φ = 906192.

The previous prime is 1152527. The next prime is 1152589. The reversal of 1152565 is 5652511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152565 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1659 + ... + 2248.

It is an arithmetic number, because the mean of its divisors is an integer number (175860).

2^1152565 is an apocalyptic number.

It is an amenable number.

1152565 is a deficient number, since it is larger than the sum of its proper divisors (254315).

1152565 is an equidigital number, since it uses as much as digits as its factorization.

1152565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971.

The product of its digits is 1500, while the sum is 25.

The square root of 1152565 is about 1073.5758007705. The cubic root of 1152565 is about 104.8467909174.

The spelling of 1152565 in words is "one million, one hundred fifty-two thousand, five hundred sixty-five".