1152445 has 16 divisors (see below), whose sum is σ = 1664640. Its totient is φ = 748224.

The previous prime is 1152421. The next prime is 1152493. The reversal of 1152445 is 5442511.

It is a cyclic number.

It is not a de Polignac number, because 1152445 - 2⁷ = 1152317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202 + ... + 1531.

It is an arithmetic number, because the mean of its divisors is an integer number (104040).

2^1152445 is an apocalyptic number.

It is an amenable number.

1152445 is a deficient number, since it is larger than the sum of its proper divisors (512195).

1152445 is a wasteful number, since it uses less digits than its factorization.

1152445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764.

The product of its digits is 800, while the sum is 22.

The square root of 1152445 is about 1073.5199113198. The cubic root of 1152445 is about 104.8431520622.

Adding to 1152445 its reverse (5442511), we get a palindrome (6594956).

The spelling of 1152445 in words is "one million, one hundred fifty-two thousand, four hundred forty-five".