1113065777 has 2 divisors, whose sum is σ = 1113065778. Its totient is φ = 1113065776.

The previous prime is 1113065747. The next prime is 1113065861. The reversal of 1113065777 is 7775603111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 787588096 + 325477681 = 28064^2 + 18041^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113065777 - 2¹² = 1113061681 is a prime.

It is a super-2 number, since 2×1113065777² = 2477830847857227458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1113065777.

It is not a weakly prime, because it can be changed into another prime (1113065747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556532888 + 556532889.

It is an arithmetic number, because the mean of its divisors is an integer number (556532889).

Almost surely, 2^1113065777 is an apocalyptic number.

It is an amenable number.

1113065777 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113065777 is an equidigital number, since it uses as much as digits as its factorization.

1113065777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30870, while the sum is 38.

The square root of 1113065777 is about 33362.6404380708. The cubic root of 1113065777 is about 1036.3511729819.

Adding to 1113065777 its reverse (7775603111), we get a palindrome (8888668888).

The spelling of 1113065777 in words is "one billion, one hundred thirteen million, sixty-five thousand, seven hundred seventy-seven".