1049116777 has 2 divisors, whose sum is σ = 1049116778. Its totient is φ = 1049116776.

The previous prime is 1049116771. The next prime is 1049116813. The reversal of 1049116777 is 7776119401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1017035881 + 32080896 = 31891^2 + 5664^2 .

It is an emirp because it is prime and its reverse (7776119401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1049116777 - 2²⁷ = 914899049 is a prime.

It is a super-2 number, since 2×1049116777² = 2201292023565735458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1049116771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524558388 + 524558389.

It is an arithmetic number, because the mean of its divisors is an integer number (524558389).

Almost surely, 2^1049116777 is an apocalyptic number.

It is an amenable number.

1049116777 is a deficient number, since it is larger than the sum of its proper divisors (1).

1049116777 is an equidigital number, since it uses as much as digits as its factorization.

1049116777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 43.

The square root of 1049116777 is about 32390.0721981289. The cubic root of 1049116777 is about 1016.1112912710. Note that the first 3 decimals are identical.

The spelling of 1049116777 in words is "one billion, forty-nine million, one hundred sixteen thousand, seven hundred seventy-seven".