1083663290871 has 48 divisors (see below), whose sum is σ = 1900304550144. Its totient is φ = 580911927552.

The previous prime is 1083663290867. The next prime is 1083663290873. The reversal of 1083663290871 is 1780923663801.

It is not a de Polignac number, because 1083663290871 - 2² = 1083663290867 is a prime.

It is a super-2 number, since 2×1083663290871² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083663290873) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1319125 + ... + 1976718.

It is an arithmetic number, because the mean of its divisors is an integer number (39589678128).

Almost surely, 2^{1083663290871} is an apocalyptic number.

1083663290871 is a deficient number, since it is larger than the sum of its proper divisors (816641259273).

1083663290871 is a wasteful number, since it uses less digits than its factorization.

1083663290871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296180 (or 3296177 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 1083663290871 in words is "one trillion, eighty-three billion, six hundred sixty-three million, two hundred ninety thousand, eight hundred seventy-one".