1671075665347 has 8 divisors (see below), whose sum is σ = 1850200466112. Its totient is φ = 1496485669800.

The previous prime is 1671075665321. The next prime is 1671075665387. The reversal of 1671075665347 is 7435665701761.

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

It is not a de Polignac number, because 1671075665347 - 2¹⁵ = 1671075632579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1671075665291 and 1671075665300.

It is not an unprimeable number, because it can be changed into a prime (1671075665387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133700529 + ... + 1133702002.

It is an arithmetic number, because the mean of its divisors is an integer number (231275058264).

Almost surely, 2^{1671075665347} is an apocalyptic number.

1671075665347 is a deficient number, since it is larger than the sum of its proper divisors (179124800765).

1671075665347 is a wasteful number, since it uses less digits than its factorization.

1671075665347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267402609.

The product of its (nonzero) digits is 22226400, while the sum is 58.

The spelling of 1671075665347 in words is "one trillion, six hundred seventy-one billion, seventy-five million, six hundred sixty-five thousand, three hundred forty-seven".