1075285301681 has 2 divisors, whose sum is σ = 1075285301682. Its totient is φ = 1075285301680.

The previous prime is 1075285301677. The next prime is 1075285301719. The reversal of 1075285301681 is 1861035825701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 958129703281 + 117155598400 = 978841^2 + 342280^2 .

It is a cyclic number.

It is not a de Polignac number, because 1075285301681 - 2² = 1075285301677 is a prime.

It is a super-2 number, since 2×1075285301681² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1075285361681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537642650840 + 537642650841.

It is an arithmetic number, because the mean of its divisors is an integer number (537642650841).

Almost surely, 2^{1075285301681} is an apocalyptic number.

It is an amenable number.

1075285301681 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075285301681 is an equidigital number, since it uses as much as digits as its factorization.

1075285301681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 47.

The spelling of 1075285301681 in words is "one trillion, seventy-five billion, two hundred eighty-five million, three hundred one thousand, six hundred eighty-one".