775013233 has 2 divisors, whose sum is σ = 775013234. Its totient is φ = 775013232.

The previous prime is 775013231. The next prime is 775013263. The reversal of 775013233 is 332310577.

775013233 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 can be written as a sum of positive squares in only one way, i.e., 616429584 + 158583649 = 24828^2 + 12593^2 .

It is a cyclic number.

It is not a de Polignac number, because 775013233 - 2¹ = 775013231 is a prime.

It is a super-2 number, since 2×775013233² = 1201291022650224578, which contains 22 as substring.

Together with 775013231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 775013195 and 775013204.

It is not a weakly prime, because it can be changed into another prime (775013231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387506616 + 387506617.

It is an arithmetic number, because the mean of its divisors is an integer number (387506617).

Almost surely, 2^775013233 is an apocalyptic number.

It is an amenable number.

775013233 is a deficient number, since it is larger than the sum of its proper divisors (1).

775013233 is an equidigital number, since it uses as much as digits as its factorization.

775013233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 31.

The square root of 775013233 is about 27839.0594848317. The cubic root of 775013233 is about 918.5505029815.

The spelling of 775013233 in words is "seven hundred seventy-five million, thirteen thousand, two hundred thirty-three".