1129688859485 has 8 divisors (see below), whose sum is σ = 1356134182656. Its totient is φ = 903412720080.

The previous prime is 1129688859437. The next prime is 1129688859547. The reversal of 1129688859485 is 5849588869211.

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

It is not a de Polignac number, because 1129688859485 - 2¹² = 1129688855389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42281249 + ... + 42307958.

It is an arithmetic number, because the mean of its divisors is an integer number (169516772832).

Almost surely, 2^{1129688859485} is an apocalyptic number.

It is an amenable number.

1129688859485 is a deficient number, since it is larger than the sum of its proper divisors (226445323171).

1129688859485 is an equidigital number, since it uses as much as digits as its factorization.

1129688859485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84591883.

The product of its digits is 398131200, while the sum is 74.

The spelling of 1129688859485 in words is "one trillion, one hundred twenty-nine billion, six hundred eighty-eight million, eight hundred fifty-nine thousand, four hundred eighty-five".