1152045779 has 2 divisors, whose sum is σ = 1152045780. Its totient is φ = 1152045778.

The previous prime is 1152045773. The next prime is 1152045803. The reversal of 1152045779 is 9775402511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152045779 is a prime.

It is not a weakly prime, because it can be changed into another prime (1152045773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576022889 + 576022890.

It is an arithmetic number, because the mean of its divisors is an integer number (576022890).

Almost surely, 2^1152045779 is an apocalyptic number.

1152045779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152045779 is an equidigital number, since it uses as much as digits as its factorization.

1152045779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 41.

The square root of 1152045779 is about 33941.7998786157. The cubic root of 1152045779 is about 1048.3104434858.

The spelling of 1152045779 in words is "one billion, one hundred fifty-two million, forty-five thousand, seven hundred seventy-nine".