1152305 has 32 divisors (see below), whose sum is σ = 1790208. Its totient is φ = 691200.

The previous prime is 1152287. The next prime is 1152313. The reversal of 1152305 is 5032511.

1152305 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 1152305 - 2¹⁴ = 1135921 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15749 + ... + 15821.

It is an arithmetic number, because the mean of its divisors is an integer number (55944).

2^1152305 is an apocalyptic number.

It is an amenable number.

1152305 is a deficient number, since it is larger than the sum of its proper divisors (637903).

1152305 is a wasteful number, since it uses less digits than its factorization.

1152305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1152305 is about 1073.4547032828. The cubic root of 1152305 is about 104.8389064118.

Adding to 1152305 its reverse (5032511), we get a palindrome (6184816).

The spelling of 1152305 in words is "one million, one hundred fifty-two thousand, three hundred five".