1092788779 has 2 divisors, whose sum is σ = 1092788780. Its totient is φ = 1092788778.

The previous prime is 1092788773. The next prime is 1092788783. The reversal of 1092788779 is 9778872901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1092788779 - 2⁷ = 1092788651 is a prime.

It is not a weakly prime, because it can be changed into another prime (1092788773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546394389 + 546394390.

It is an arithmetic number, because the mean of its divisors is an integer number (546394390).

Almost surely, 2^1092788779 is an apocalyptic number.

1092788779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1092788779 is an equidigital number, since it uses as much as digits as its factorization.

1092788779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3556224, while the sum is 58.

The square root of 1092788779 is about 33057.3558984986. The cubic root of 1092788779 is about 1030.0194105118.

The spelling of 1092788779 in words is "one billion, ninety-two million, seven hundred eighty-eight thousand, seven hundred seventy-nine".