1344884447 has 2 divisors, whose sum is σ = 1344884448. Its totient is φ = 1344884446.

The previous prime is 1344884423. The next prime is 1344884449. The reversal of 1344884447 is 7444884431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1344884447 - 2¹⁶ = 1344818911 is a prime.

Together with 1344884449, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344884449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672442223 + 672442224.

It is an arithmetic number, because the mean of its divisors is an integer number (672442224).

Almost surely, 2^1344884447 is an apocalyptic number.

1344884447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344884447 is an equidigital number, since it uses as much as digits as its factorization.

1344884447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1376256, while the sum is 47.

The square root of 1344884447 is about 36672.6662106807. Note that the first 3 decimals coincide. The cubic root of 1344884447 is about 1103.8116930871.

The spelling of 1344884447 in words is "one billion, three hundred forty-four million, eight hundred eighty-four thousand, four hundred forty-seven".