1093491 has 24 divisors (see below), whose sum is σ = 1913184. Its totient is φ = 587520.

The previous prime is 1093487. The next prime is 1093493. The reversal of 1093491 is 1943901.

It is not a de Polignac number, because 1093491 - 2² = 1093487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1093493) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 561 + ... + 1581.

It is an arithmetic number, because the mean of its divisors is an integer number (79716).

2^1093491 is an apocalyptic number.

1093491 is a deficient number, since it is larger than the sum of its proper divisors (819693).

1093491 is a wasteful number, since it uses less digits than its factorization.

1093491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051 (or 1048 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1093491 is about 1045.7012001523. The cubic root of 1093491 is about 103.0239991835.

It can be divided in two parts, 10934 and 91, that added together give a square (11025 = 105²).

The spelling of 1093491 in words is "one million, ninety-three thousand, four hundred ninety-one".