1344884477 has 2 divisors, whose sum is σ = 1344884478. Its totient is φ = 1344884476.

The previous prime is 1344884449. The next prime is 1344884503. The reversal of 1344884477 is 7744884431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1269211876 + 75672601 = 35626^2 + 8699^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344884477 - 2¹⁸ = 1344622333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344884447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672442238 + 672442239.

It is an arithmetic number, because the mean of its divisors is an integer number (672442239).

Almost surely, 2^1344884477 is an apocalyptic number.

It is an amenable number.

1344884477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344884477 is an equidigital number, since it uses as much as digits as its factorization.

1344884477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2408448, while the sum is 50.

The square root of 1344884477 is about 36672.6666197047. Note that the first 4 decimals coincide. The cubic root of 1344884477 is about 1103.8117012946.

The spelling of 1344884477 in words is "one billion, three hundred forty-four million, eight hundred eighty-four thousand, four hundred seventy-seven".