1085716739 has 2 divisors, whose sum is σ = 1085716740. Its totient is φ = 1085716738.

The previous prime is 1085716733. The next prime is 1085716759. The reversal of 1085716739 is 9376175801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1085716739 - 2⁸ = 1085716483 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1085716693 and 1085716702.

It is not a weakly prime, because it can be changed into another prime (1085716733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542858369 + 542858370.

It is an arithmetic number, because the mean of its divisors is an integer number (542858370).

Almost surely, 2^1085716739 is an apocalyptic number.

1085716739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085716739 is an equidigital number, since it uses as much as digits as its factorization.

1085716739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 47.

The square root of 1085716739 is about 32950.2160690943. The cubic root of 1085716739 is about 1027.7926584891.

The spelling of 1085716739 in words is "one billion, eighty-five million, seven hundred sixteen thousand, seven hundred thirty-nine".