1244172341 has 2 divisors, whose sum is σ = 1244172342. Its totient is φ = 1244172340.

The previous prime is 1244172337. The next prime is 1244172359. The reversal of 1244172341 is 1432714421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1206103441 + 38068900 = 34729^2 + 6170^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244172341 - 2² = 1244172337 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244172311) 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 as a sum of consecutive naturals, namely, 622086170 + 622086171.

It is an arithmetic number, because the mean of its divisors is an integer number (622086171).

Almost surely, 2^1244172341 is an apocalyptic number.

It is an amenable number.

1244172341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244172341 is an equidigital number, since it uses as much as digits as its factorization.

1244172341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The square root of 1244172341 is about 35272.8272328715. The cubic root of 1244172341 is about 1075.5406952972.

Adding to 1244172341 its reverse (1432714421), we get a palindrome (2676886762).

The spelling of 1244172341 in words is "one billion, two hundred forty-four million, one hundred seventy-two thousand, three hundred forty-one".