1253044 has 12 divisors (see below), whose sum is σ = 2361604. Its totient is φ = 578304.

The previous prime is 1253027. The next prime is 1253047. The reversal of 1253044 is 4403521.

It can be written as a sum of positive squares in 2 ways, for example, as 580644 + 672400 = 762^2 + 820^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253047) 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 3 ways as a sum of consecutive naturals, for example, 11997 + ... + 12100.

2^1253044 is an apocalyptic number.

It is an amenable number.

1253044 is a deficient number, since it is larger than the sum of its proper divisors (1108560).

1253044 is a wasteful number, since it uses less digits than its factorization.

1253044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24114 (or 24112 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1253044 is about 1119.3944791717. The cubic root of 1253044 is about 107.8091049410.

Adding to 1253044 its reverse (4403521), we get a palindrome (5656565).

The spelling of 1253044 in words is "one million, two hundred fifty-three thousand, forty-four".