1768066999 has 2 divisors, whose sum is σ = 1768067000. Its totient is φ = 1768066998.

The previous prime is 1768066987. The next prime is 1768067011. The reversal of 1768066999 is 9996608671.

It is a balanced prime because it is at equal distance from previous prime (1768066987) and next prime (1768067011).

It is a cyclic number.

It is not a de Polignac number, because 1768066999 - 2⁵ = 1768066967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1768066919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884033499 + 884033500.

It is an arithmetic number, because the mean of its divisors is an integer number (884033500).

Almost surely, 2^1768066999 is an apocalyptic number.

1768066999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1768066999 is an equidigital number, since it uses as much as digits as its factorization.

1768066999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8817984, while the sum is 61.

The square root of 1768066999 is about 42048.3887800710. The cubic root of 1768066999 is about 1209.2039932243.

The spelling of 1768066999 in words is "one billion, seven hundred sixty-eight million, sixty-six thousand, nine hundred ninety-nine".