1001126 has 16 divisors (see below), whose sum is σ = 1757184. Its totient is φ = 418824.

The previous prime is 1001123. The next prime is 1001153. The reversal of 1001126 is 6211001.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230 + ... + 1433.

It is an arithmetic number, because the mean of its divisors is an integer number (109824).

2^1001126 is an apocalyptic number.

1001126 is a deficient number, since it is larger than the sum of its proper divisors (756058).

1001126 is a wasteful number, since it uses less digits than its factorization.

1001126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1001126 is about 1000.5628416047. The cubic root of 1001126 is about 100.0375192546.

Adding to 1001126 its reverse (6211001), we get a palindrome (7212127).

The spelling of 1001126 in words is "one million, one thousand, one hundred twenty-six".