775256099 has 2 divisors, whose sum is σ = 775256100. Its totient is φ = 775256098.

The previous prime is 775256087. The next prime is 775256161. The reversal of 775256099 is 990652577.

775256099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-775256099 is a prime.

It is not a weakly prime, because it can be changed into another prime (775256059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387628049 + 387628050.

It is an arithmetic number, because the mean of its divisors is an integer number (387628050).

Almost surely, 2^775256099 is an apocalyptic number.

775256099 is a deficient number, since it is larger than the sum of its proper divisors (1).

775256099 is an equidigital number, since it uses as much as digits as its factorization.

775256099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1190700, while the sum is 50.

The square root of 775256099 is about 27843.4211080463. The cubic root of 775256099 is about 918.6464417252.

The spelling of 775256099 in words is "seven hundred seventy-five million, two hundred fifty-six thousand, ninety-nine".