1241091 has 12 divisors (see below), whose sum is σ = 1841632. Its totient is φ = 804816.

The previous prime is 1241087. The next prime is 1241159. The reversal of 1241091 is 1901421.

It is not a de Polignac number, because 1241091 - 2² = 1241087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1531 + ... + 2196.

2^1241091 is an apocalyptic number.

1241091 is a deficient number, since it is larger than the sum of its proper divisors (600541).

1241091 is a wasteful number, since it uses less digits than its factorization.

1241091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770 (or 3767 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1241091 is about 1114.0426383223. The cubic root of 1241091 is about 107.4652059741.

The spelling of 1241091 in words is "one million, two hundred forty-one thousand, ninety-one".