1244731633147 has 2 divisors, whose sum is σ = 1244731633148. Its totient is φ = 1244731633146.

The previous prime is 1244731633139. The next prime is 1244731633177. The reversal of 1244731633147 is 7413361374421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1244731633147 - 2³ = 1244731633139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1244731633097 and 1244731633106.

It is not a weakly prime, because it can be changed into another prime (1244731633177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622365816573 + 622365816574.

It is an arithmetic number, because the mean of its divisors is an integer number (622365816574).

Almost surely, 2^{1244731633147} is an apocalyptic number.

1244731633147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244731633147 is an equidigital number, since it uses as much as digits as its factorization.

1244731633147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 46.

The spelling of 1244731633147 in words is "one trillion, two hundred forty-four billion, seven hundred thirty-one million, six hundred thirty-three thousand, one hundred forty-seven".