1001049 has 16 divisors (see below), whose sum is σ = 1548672. Its totient is φ = 563328.

The previous prime is 1001041. The next prime is 1001069. The reversal of 1001049 is 9401001.

It is not a de Polignac number, because 1001049 - 2³ = 1001041 is a prime.

1001049 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1001041) 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 15 ways as a sum of consecutive naturals, for example, 1207 + ... + 1859.

It is an arithmetic number, because the mean of its divisors is an integer number (96792).

2^1001049 is an apocalyptic number.

It is an amenable number.

1001049 is a deficient number, since it is larger than the sum of its proper divisors (547623).

1001049 is an equidigital number, since it uses as much as digits as its factorization.

1001049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1001049 is about 1000.5243625220. The cubic root of 1001049 is about 100.0349544471.

The spelling of 1001049 in words is "one million, one thousand, forty-nine".