1130440611665 has 8 divisors (see below), whose sum is σ = 1362452441640. Its totient is φ = 900403350912.

The previous prime is 1130440611659. The next prime is 1130440611679. The reversal of 1130440611665 is 5661160440311.

It can be written as a sum of positive squares in 4 ways, for example, as 236339877904 + 894100733761 = 486148^2 + 945569^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1130440611665 - 2¹⁴ = 1130440595281 is a prime.

It is a super-3 number, since 3×1130440611665³ (a number of 37 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493641044 + ... + 493643333.

It is an arithmetic number, because the mean of its divisors is an integer number (170306555205).

Almost surely, 2^{1130440611665} is an apocalyptic number.

It is an amenable number.

1130440611665 is a deficient number, since it is larger than the sum of its proper divisors (232011829975).

1130440611665 is an equidigital number, since it uses as much as digits as its factorization.

1130440611665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987284611.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 1130440611665 in words is "one trillion, one hundred thirty billion, four hundred forty million, six hundred eleven thousand, six hundred sixty-five".