3144465847 has 2 divisors, whose sum is σ = 3144465848. Its totient is φ = 3144465846.

The previous prime is 3144465833. The next prime is 3144465871. The reversal of 3144465847 is 7485644413.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3144465847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3144465797 and 3144465806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3144465887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572232923 + 1572232924.

It is an arithmetic number, because the mean of its divisors is an integer number (1572232924).

Almost surely, 2^3144465847 is an apocalyptic number.

3144465847 is a deficient number, since it is larger than the sum of its proper divisors (1).

3144465847 is an equidigital number, since it uses as much as digits as its factorization.

3144465847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 46.

The square root of 3144465847 is about 56075.5369746916. The cubic root of 3144465847 is about 1465.0382400996.

The spelling of 3144465847 in words is "three billion, one hundred forty-four million, four hundred sixty-five thousand, eight hundred forty-seven".