1006901 has 6 divisors (see below), whose sum is σ = 1171350. Its totient is φ = 863016.

The previous prime is 1006897. The next prime is 1006933. The reversal of 1006901 is 1096001.

It can be written as a sum of positive squares in only one way, i.e., 1002001 + 4900 = 1001^2 + 70^2 .

It is not a de Polignac number, because 1006901 - 2² = 1006897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1006901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10226 + ... + 10323.

It is an arithmetic number, because the mean of its divisors is an integer number (195225).

2^1006901 is an apocalyptic number.

It is an amenable number.

1006901 is a deficient number, since it is larger than the sum of its proper divisors (164449).

1006901 is an equidigital number, since it uses as much as digits as its factorization.

1006901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20563 (or 20556 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1006901 is about 1003.4445674774. Note that the first 3 decimals coincide. The cubic root of 1006901 is about 100.2295061994.

The spelling of 1006901 in words is "one million, six thousand, nine hundred one".