1244004361 has 2 divisors, whose sum is σ = 1244004362. Its totient is φ = 1244004360.

The previous prime is 1244004341. The next prime is 1244004401. The reversal of 1244004361 is 1634004421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1073545225 + 170459136 = 32765^2 + 13056^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244004361 - 2¹¹ = 1244002313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1244004331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622002180 + 622002181.

It is an arithmetic number, because the mean of its divisors is an integer number (622002181).

Almost surely, 2^1244004361 is an apocalyptic number.

It is an amenable number.

1244004361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244004361 is an equidigital number, since it uses as much as digits as its factorization.

1244004361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1244004361 is about 35270.4459994483. The cubic root of 1244004361 is about 1075.4922889654.

Adding to 1244004361 its reverse (1634004421), we get a palindrome (2878008782).

The spelling of 1244004361 in words is "one billion, two hundred forty-four million, four thousand, three hundred sixty-one".