775343983 has 2 divisors, whose sum is σ = 775343984. Its totient is φ = 775343982.

The previous prime is 775343953. The next prime is 775344013. The reversal of 775343983 is 389343577.

It is a balanced prime because it is at equal distance from previous prime (775343953) and next prime (775344013).

It is a cyclic number.

It is not a de Polignac number, because 775343983 - 2⁵ = 775343951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (775343953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387671991 + 387671992.

It is an arithmetic number, because the mean of its divisors is an integer number (387671992).

Almost surely, 2^775343983 is an apocalyptic number.

775343983 is a deficient number, since it is larger than the sum of its proper divisors (1).

775343983 is an equidigital number, since it uses as much as digits as its factorization.

775343983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 49.

The square root of 775343983 is about 27844.9992458251. Note that the first 3 decimals coincide. The cubic root of 775343983 is about 918.6811533831.

The spelling of 775343983 in words is "seven hundred seventy-five million, three hundred forty-three thousand, nine hundred eighty-three".