1124126779 has 2 divisors, whose sum is σ = 1124126780. Its totient is φ = 1124126778.

The previous prime is 1124126753. The next prime is 1124126789. The reversal of 1124126779 is 9776214211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1124126779 - 2⁷ = 1124126651 is a prime.

It is a super-2 number, since 2×1124126779² = 2527322030529829682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1124126749) 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, 562063389 + 562063390.

It is an arithmetic number, because the mean of its divisors is an integer number (562063390).

Almost surely, 2^1124126779 is an apocalyptic number.

1124126779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124126779 is an equidigital number, since it uses as much as digits as its factorization.

1124126779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 40.

The square root of 1124126779 is about 33527.9999254355. Note that the first 4 decimals coincide. The cubic root of 1124126779 is about 1039.7727495952.

The spelling of 1124126779 in words is "one billion, one hundred twenty-four million, one hundred twenty-six thousand, seven hundred seventy-nine".