774705383 has 2 divisors, whose sum is σ = 774705384. Its totient is φ = 774705382.

The previous prime is 774705313. The next prime is 774705409. The reversal of 774705383 is 383507477.

774705383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (383507477) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-774705383 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (774705313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387352691 + 387352692.

It is an arithmetic number, because the mean of its divisors is an integer number (387352692).

Almost surely, 2^774705383 is an apocalyptic number.

774705383 is a deficient number, since it is larger than the sum of its proper divisors (1).

774705383 is an equidigital number, since it uses as much as digits as its factorization.

774705383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 44.

The square root of 774705383 is about 27833.5298336377. The cubic root of 774705383 is about 918.4288649630.

The spelling of 774705383 in words is "seven hundred seventy-four million, seven hundred five thousand, three hundred eighty-three".