775312063 has 2 divisors, whose sum is σ = 775312064. Its totient is φ = 775312062.

The previous prime is 775312033. The next prime is 775312079. The reversal of 775312063 is 360213577.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-775312063 is a prime.

It is a super-2 number, since 2×775312063² = 1202217590066631938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (775312033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387656031 + 387656032.

It is an arithmetic number, because the mean of its divisors is an integer number (387656032).

Almost surely, 2^775312063 is an apocalyptic number.

775312063 is a deficient number, since it is larger than the sum of its proper divisors (1).

775312063 is an equidigital number, since it uses as much as digits as its factorization.

775312063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 775312063 is about 27844.4260669887. The cubic root of 775312063 is about 918.6685462025.

The spelling of 775312063 in words is "seven hundred seventy-five million, three hundred twelve thousand, sixty-three".