1011319999 has 2 divisors, whose sum is σ = 1011320000. Its totient is φ = 1011319998.

The previous prime is 1011319993. The next prime is 1011320039. The reversal of 1011319999 is 9999131101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011319999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011319993) 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, 505659999 + 505660000.

It is an arithmetic number, because the mean of its divisors is an integer number (505660000).

Almost surely, 2^1011319999 is an apocalyptic number.

1011319999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011319999 is an equidigital number, since it uses as much as digits as its factorization.

1011319999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19683, while the sum is 43.

The square root of 1011319999 is about 31801.2578210359. The cubic root of 1011319999 is about 1003.7591838293.

The spelling of 1011319999 in words is "one billion, eleven million, three hundred nineteen thousand, nine hundred ninety-nine".