1145504 has 12 divisors (see below), whose sum is σ = 2255274. Its totient is φ = 572736.

The previous prime is 1145497. The next prime is 1145509. The reversal of 1145504 is 4055411.

It can be written as a sum of positive squares in only one way, i.e., 1123600 + 21904 = 1060^2 + 148^2 .

It is not an unprimeable number, because it can be changed into a prime (1145509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17867 + ... + 17930.

2^1145504 is an apocalyptic number.

It is an amenable number.

1145504 is a deficient number, since it is larger than the sum of its proper divisors (1109770).

1145504 is an equidigital number, since it uses as much as digits as its factorization.

1145504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35807 (or 35799 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1145504 is about 1070.2822057757. The cubic root of 1145504 is about 104.6322433127.

The spelling of 1145504 in words is "one million, one hundred forty-five thousand, five hundred four".