1071448067667 has 8 divisors (see below), whose sum is σ = 1429096770000. Its totient is φ = 714049038560.

The previous prime is 1071448067633. The next prime is 1071448067693. The reversal of 1071448067667 is 7667608441701.

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 1071448067667 - 2¹² = 1071448063571 is a prime.

It is a super-2 number, since 2×1071448067667² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071448017667) 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, 62408292 + ... + 62425457.

It is an arithmetic number, because the mean of its divisors is an integer number (178637096250).

Almost surely, 2^{1071448067667} is an apocalyptic number.

1071448067667 is a deficient number, since it is larger than the sum of its proper divisors (357648702333).

1071448067667 is a wasteful number, since it uses less digits than its factorization.

1071448067667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124836613.

The product of its (nonzero) digits is 9483264, while the sum is 57.

The spelling of 1071448067667 in words is "one trillion, seventy-one billion, four hundred forty-eight million, sixty-seven thousand, six hundred sixty-seven".