1071654318887 has 32 divisors (see below), whose sum is σ = 1135987200000. Its totient is φ = 1009301529600.

The previous prime is 1071654318803. The next prime is 1071654318913. The reversal of 1071654318887 is 7888134561701.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1071654318887 - 2¹² = 1071654314791 is a prime.

It is a super-2 number, since 2×1071654318887² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071654315887) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 858009239 + ... + 858010487.

It is an arithmetic number, because the mean of its divisors is an integer number (35499600000).

Almost surely, 2^{1071654318887} is an apocalyptic number.

1071654318887 is a deficient number, since it is larger than the sum of its proper divisors (64332881113).

1071654318887 is a wasteful number, since it uses less digits than its factorization.

1071654318887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927.

The product of its (nonzero) digits is 9031680, while the sum is 59.

The spelling of 1071654318887 in words is "one trillion, seventy-one billion, six hundred fifty-four million, three hundred eighteen thousand, eight hundred eighty-seven".