1080175702981 has 2 divisors, whose sum is σ = 1080175702982. Its totient is φ = 1080175702980.

The previous prime is 1080175702979. The next prime is 1080175703099. The reversal of 1080175702981 is 1892075710801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1006729282881 + 73446420100 = 1003359^2 + 271010^2 .

It is a cyclic number.

It is not a de Polignac number, because 1080175702981 - 2¹ = 1080175702979 is a prime.

It is a super-2 number, since 2×1080175702981² (a number of 25 digits) contains 22 as substring.

Together with 1080175702979, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1080175709981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540087851490 + 540087851491.

It is an arithmetic number, because the mean of its divisors is an integer number (540087851491).

Almost surely, 2^{1080175702981} is an apocalyptic number.

It is an amenable number.

1080175702981 is a deficient number, since it is larger than the sum of its proper divisors (1).

1080175702981 is an equidigital number, since it uses as much as digits as its factorization.

1080175702981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 49.

The spelling of 1080175702981 in words is "one trillion, eighty billion, one hundred seventy-five million, seven hundred two thousand, nine hundred eighty-one".