1244969 has 6 divisors (see below), whose sum is σ = 1368570. Its totient is φ = 1131680.

The previous prime is 1244953. The next prime is 1244987. The reversal of 1244969 is 9694421.

It can be written as a sum of positive squares in only one way, i.e., 1210000 + 34969 = 1100^2 + 187^2 .

It is not a de Polignac number, because 1244969 - 2⁴ = 1244953 is a prime.

It is a super-2 number, since 2×1244969² = 3099895621922, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1244909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5024 + ... + 5265.

It is an arithmetic number, because the mean of its divisors is an integer number (228095).

2^1244969 is an apocalyptic number.

It is an amenable number.

1244969 is a deficient number, since it is larger than the sum of its proper divisors (123601).

1244969 is a wasteful number, since it uses less digits than its factorization.

1244969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10311 (or 10300 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 1244969 is about 1115.7817887024. The cubic root of 1244969 is about 107.5770207006.

The spelling of 1244969 in words is "one million, two hundred forty-four thousand, nine hundred sixty-nine".