1150777049 has 2 divisors, whose sum is σ = 1150777050. Its totient is φ = 1150777048.

The previous prime is 1150777027. The next prime is 1150777091. The reversal of 1150777049 is 9407770511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 969201424 + 181575625 = 31132^2 + 13475^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150777049 - 2²⁰ = 1149728473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1150776997 and 1150777015.

It is not a weakly prime, because it can be changed into another prime (1150777349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575388524 + 575388525.

It is an arithmetic number, because the mean of its divisors is an integer number (575388525).

Almost surely, 2^1150777049 is an apocalyptic number.

It is an amenable number.

1150777049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150777049 is an equidigital number, since it uses as much as digits as its factorization.

1150777049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 41.

The square root of 1150777049 is about 33923.1049433863. The cubic root of 1150777049 is about 1047.9254728314.

The spelling of 1150777049 in words is "one billion, one hundred fifty million, seven hundred seventy-seven thousand, forty-nine".