1001006056 has 8 divisors (see below), whose sum is σ = 1876886370. Its totient is φ = 500503024.

The previous prime is 1001006033. The next prime is 1001006099. The reversal of 1001006056 is 6506001001.

It can be written as a sum of positive squares in only one way, i.e., 721781956 + 279224100 = 26866^2 + 16710^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62562871 + ... + 62562886.

Almost surely, 2^1001006056 is an apocalyptic number.

It is an amenable number.

1001006056 is a deficient number, since it is larger than the sum of its proper divisors (875880314).

1001006056 is a wasteful number, since it uses less digits than its factorization.

1001006056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125125763 (or 125125759 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1001006056 is about 31638.6797448945. The cubic root of 1001006056 is about 1000.3352396019.

Adding to 1001006056 its reverse (6506001001), we get a palindrome (7507007057).

The spelling of 1001006056 in words is "one billion, one million, six thousand, fifty-six".