1285799512703 has 2 divisors, whose sum is σ = 1285799512704. Its totient is φ = 1285799512702.

The previous prime is 1285799512649. The next prime is 1285799512729. The reversal of 1285799512703 is 3072159975821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1285799512703 - 2¹⁶ = 1285799447167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1285799512733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 642899756351 + 642899756352.

It is an arithmetic number, because the mean of its divisors is an integer number (642899756352).

Almost surely, 2^{1285799512703} is an apocalyptic number.

1285799512703 is a deficient number, since it is larger than the sum of its proper divisors (1).

1285799512703 is an equidigital number, since it uses as much as digits as its factorization.

1285799512703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 59.

The spelling of 1285799512703 in words is "one trillion, two hundred eighty-five billion, seven hundred ninety-nine million, five hundred twelve thousand, seven hundred three".