3144131447 has 2 divisors, whose sum is σ = 3144131448. Its totient is φ = 3144131446.

The previous prime is 3144131443. The next prime is 3144131461. The reversal of 3144131447 is 7441314413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3144131447 - 2² = 3144131443 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3144131443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572065723 + 1572065724.

It is an arithmetic number, because the mean of its divisors is an integer number (1572065724).

Almost surely, 2^3144131447 is an apocalyptic number.

3144131447 is a deficient number, since it is larger than the sum of its proper divisors (1).

3144131447 is an equidigital number, since it uses as much as digits as its factorization.

3144131447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 32.

The square root of 3144131447 is about 56072.5552030581. Note that the first 3 decimals coincide. The cubic root of 3144131447 is about 1464.9863048183.

The spelling of 3144131447 in words is "three billion, one hundred forty-four million, one hundred thirty-one thousand, four hundred forty-seven".