774111073 has 2 divisors, whose sum is σ = 774111074. Its totient is φ = 774111072.

The previous prime is 774111049. The next prime is 774111109. The reversal of 774111073 is 370111477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 773507344 + 603729 = 27812^2 + 777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-774111073 is a prime.

It is a super-2 number, since 2×774111073² = 1198495906682422658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (774111673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387055536 + 387055537.

It is an arithmetic number, because the mean of its divisors is an integer number (387055537).

Almost surely, 2^774111073 is an apocalyptic number.

It is an amenable number.

774111073 is a deficient number, since it is larger than the sum of its proper divisors (1).

774111073 is an equidigital number, since it uses as much as digits as its factorization.

774111073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4116, while the sum is 31.

The square root of 774111073 is about 27822.8516331450. The cubic root of 774111073 is about 918.1939493821.

The spelling of 774111073 in words is "seven hundred seventy-four million, one hundred eleven thousand, seventy-three".