1130165254681 has 2 divisors, whose sum is σ = 1130165254682. Its totient is φ = 1130165254680.

The previous prime is 1130165254639. The next prime is 1130165254727. The reversal of 1130165254681 is 1864525610311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 962979129225 + 167186125456 = 981315^2 + 408884^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130165254681 - 2¹⁹ = 1130164730393 is a prime.

It is a super-2 number, since 2×1130165254681² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1130165254081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565082627340 + 565082627341.

It is an arithmetic number, because the mean of its divisors is an integer number (565082627341).

Almost surely, 2^{1130165254681} is an apocalyptic number.

It is an amenable number.

1130165254681 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130165254681 is an equidigital number, since it uses as much as digits as its factorization.

1130165254681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 1130165254681 in words is "one trillion, one hundred thirty billion, one hundred sixty-five million, two hundred fifty-four thousand, six hundred eighty-one".