1031051160666 has 12 divisors (see below), whose sum is σ = 2233944181482. Its totient is φ = 343683720216.

The previous prime is 1031051160619. The next prime is 1031051160677. The reversal of 1031051160666 is 6660611501301.

It can be written as a sum of positive squares in only one way, i.e., 963874296441 + 67176864225 = 981771^2 + 259185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1031051160666.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28640310001 + ... + 28640310036.

Almost surely, 2^{1031051160666} is an apocalyptic number.

1031051160666 is an abundant number, since it is smaller than the sum of its proper divisors (1202893020816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1031051160666 is a wasteful number, since it uses less digits than its factorization.

1031051160666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57280620045 (or 57280620042 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

Adding to 1031051160666 its reverse (6660611501301), we get a palindrome (7691662661967).

The spelling of 1031051160666 in words is "one trillion, thirty-one billion, fifty-one million, one hundred sixty thousand, six hundred sixty-six".