1081677143671 has 4 divisors (see below), whose sum is σ = 1081680658000. Its totient is φ = 1081673629344.

The previous prime is 1081677143663. The next prime is 1081677143707. The reversal of 1081677143671 is 1763417761801.

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

It is a cyclic number.

It is not a de Polignac number, because 1081677143671 - 2³ = 1081677143663 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 (1081677143971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1245891 + ... + 1927588.

It is an arithmetic number, because the mean of its divisors is an integer number (270420164500).

Almost surely, 2^{1081677143671} is an apocalyptic number.

1081677143671 is a deficient number, since it is larger than the sum of its proper divisors (3514329).

1081677143671 is an equidigital number, since it uses as much as digits as its factorization.

1081677143671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3514328.

The product of its (nonzero) digits is 1185408, while the sum is 52.

The spelling of 1081677143671 in words is "one trillion, eighty-one billion, six hundred seventy-seven million, one hundred forty-three thousand, six hundred seventy-one".