1045249 has 8 divisors (see below), whose sum is σ = 1077120. Its totient is φ = 1014000.

The previous prime is 1045241. The next prime is 1045273. The reversal of 1045249 is 9425401.

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

It is a cyclic number.

It is not a de Polignac number, because 1045249 - 2³ = 1045241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7914 + ... + 8044.

It is an arithmetic number, because the mean of its divisors is an integer number (134640).

2^1045249 is an apocalyptic number.

It is an amenable number.

1045249 is a deficient number, since it is larger than the sum of its proper divisors (31871).

1045249 is a wasteful number, since it uses less digits than its factorization.

1045249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1045249 is about 1022.3741976400. The cubic root of 1045249 is about 101.4861055018.

It can be divided in two parts, 10452 and 49, that added together give a palindrome (10501).

The spelling of 1045249 in words is "one million, forty-five thousand, two hundred forty-nine".