1001345211 has 6 divisors (see below), whose sum is σ = 1446387540. Its totient is φ = 667563468.

The previous prime is 1001345207. The next prime is 1001345243. The reversal of 1001345211 is 1125431001.

1001345211 is a `hidden beast` number, since 10 + 0 + 134 + 521 + 1 = 666.

It is not a de Polignac number, because 1001345211 - 2² = 1001345207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001345711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55630281 + ... + 55630298.

It is an arithmetic number, because the mean of its divisors is an integer number (241064590).

Almost surely, 2^1001345211 is an apocalyptic number.

1001345211 is a deficient number, since it is larger than the sum of its proper divisors (445042329).

1001345211 is a wasteful number, since it uses less digits than its factorization.

1001345211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111260585 (or 111260582 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1001345211 is about 31644.0391069155. The cubic root of 1001345211 is about 1000.4482027509.

Adding to 1001345211 its reverse (1125431001), we get a palindrome (2126776212).

The spelling of 1001345211 in words is "one billion, one million, three hundred forty-five thousand, two hundred eleven".