1127882966989 has 8 divisors (see below), whose sum is σ = 1143482253048. Its totient is φ = 1112370585600.

The previous prime is 1127882966933. The next prime is 1127882967059. The reversal of 1127882966989 is 9896692887211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 968954766025 + 158928200964 = 984355^2 + 398658^2 .

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 1127882966989 - 2⁹ = 1127882966477 is a prime.

It is a super-2 number, since 2×1127882966989² (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 (1127882966789) 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, 21700032 + ... + 21751945.

It is an arithmetic number, because the mean of its divisors is an integer number (142935281631).

Almost surely, 2^{1127882966989} is an apocalyptic number.

It is an amenable number.

1127882966989 is a deficient number, since it is larger than the sum of its proper divisors (15599286059).

1127882966989 is a wasteful number, since it uses less digits than its factorization.

1127882966989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43452335.

The product of its digits is 376233984, while the sum is 76.

The spelling of 1127882966989 in words is "one trillion, one hundred twenty-seven billion, eight hundred eighty-two million, nine hundred sixty-six thousand, nine hundred eighty-nine".