1085764348859 has 2 divisors, whose sum is σ = 1085764348860. Its totient is φ = 1085764348858.

The previous prime is 1085764348847. The next prime is 1085764348883. The reversal of 1085764348859 is 9588434675801.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1085764348859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1085764348159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542882174429 + 542882174430.

It is an arithmetic number, because the mean of its divisors is an integer number (542882174430).

Almost surely, 2^{1085764348859} is an apocalyptic number.

1085764348859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085764348859 is an equidigital number, since it uses as much as digits as its factorization.

1085764348859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 232243200, while the sum is 68.

The spelling of 1085764348859 in words is "one trillion, eighty-five billion, seven hundred sixty-four million, three hundred forty-eight thousand, eight hundred fifty-nine".