1001260045606 has 4 divisors (see below), whose sum is σ = 1501890068412. Its totient is φ = 500630022802.

The previous prime is 1001260045559. The next prime is 1001260045633. The reversal of 1001260045606 is 6065400621001.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250315011400 + ... + 250315011403.

It is an arithmetic number, because the mean of its divisors is an integer number (375472517103).

Almost surely, 2^{1001260045606} is an apocalyptic number.

1001260045606 is a deficient number, since it is larger than the sum of its proper divisors (500630022806).

1001260045606 is an equidigital number, since it uses as much as digits as its factorization.

1001260045606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500630022805.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 1001260045606 its reverse (6065400621001), we get a palindrome (7066660666607).

The spelling of 1001260045606 in words is "one trillion, one billion, two hundred sixty million, forty-five thousand, six hundred six".