1083768864727 has 4 divisors (see below), whose sum is σ = 1121140204920. Its totient is φ = 1046397524536.

The previous prime is 1083768864721. The next prime is 1083768864733. The reversal of 1083768864727 is 7274688673801.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1083768864721) and next prime (1083768864733).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1083768864727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083768864721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18685670053 + ... + 18685670110.

It is an arithmetic number, because the mean of its divisors is an integer number (280285051230).

Almost surely, 2^{1083768864727} is an apocalyptic number.

1083768864727 is a deficient number, since it is larger than the sum of its proper divisors (37371340193).

1083768864727 is an equidigital number, since it uses as much as digits as its factorization.

1083768864727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37371340192.

The product of its (nonzero) digits is 151732224, while the sum is 67.

The spelling of 1083768864727 in words is "one trillion, eighty-three billion, seven hundred sixty-eight million, eight hundred sixty-four thousand, seven hundred twenty-seven".