1041691 has 8 divisors (see below), whose sum is σ = 1215200. Its totient is φ = 892584.

The previous prime is 1041673. The next prime is 1041701. The reversal of 1041691 is 1961401.

It is not a de Polignac number, because 1041691 - 2⁷ = 1041563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1041671) 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 7 ways as a sum of consecutive naturals, for example, 1176 + ... + 1861.

It is an arithmetic number, because the mean of its divisors is an integer number (151900).

2^1041691 is an apocalyptic number.

1041691 is a deficient number, since it is larger than the sum of its proper divisors (173509).

1041691 is an frugal number, since it uses more digits than its factorization.

1041691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058 (or 3044 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1041691 is about 1020.6326469401. The cubic root of 1041691 is about 101.3708225881.

The spelling of 1041691 in words is "one million, forty-one thousand, six hundred ninety-one".