1444001244613 has 2 divisors, whose sum is σ = 1444001244614. Its totient is φ = 1444001244612.

The previous prime is 1444001244533. The next prime is 1444001244761. The reversal of 1444001244613 is 3164421004441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1016674939809 + 427326304804 = 1008303^2 + 653702^2 .

It is a cyclic number.

It is not a de Polignac number, because 1444001244613 - 2¹³ = 1444001236421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1444001247613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722000622306 + 722000622307.

It is an arithmetic number, because the mean of its divisors is an integer number (722000622307).

Almost surely, 2^{1444001244613} is an apocalyptic number.

It is an amenable number.

1444001244613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444001244613 is an equidigital number, since it uses as much as digits as its factorization.

1444001244613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 1444001244613 in words is "one trillion, four hundred forty-four billion, one million, two hundred forty-four thousand, six hundred thirteen".