1244325245 has 8 divisors (see below), whose sum is σ = 1493513016. Its totient is φ = 995245056.

The previous prime is 1244325239. The next prime is 1244325283. The reversal of 1244325245 is 5425234421.

It can be written as a sum of positive squares in 4 ways, for example, as 133702969 + 1110622276 = 11563^2 + 33326^2 .

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 1244325245 - 2⁸ = 1244324989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229 + ... + 49901.

It is an arithmetic number, because the mean of its divisors is an integer number (186689127).

Almost surely, 2^1244325245 is an apocalyptic number.

It is an amenable number.

1244325245 is a deficient number, since it is larger than the sum of its proper divisors (249187771).

1244325245 is an equidigital number, since it uses as much as digits as its factorization.

1244325245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53791.

The product of its digits is 38400, while the sum is 32.

The square root of 1244325245 is about 35274.9946137487. The cubic root of 1244325245 is about 1075.5847534320.

Adding to 1244325245 its reverse (5425234421), we get a palindrome (6669559666).

The spelling of 1244325245 in words is "one billion, two hundred forty-four million, three hundred twenty-five thousand, two hundred forty-five".