2054091 has 16 divisors (see below), whose sum is σ = 3046400. Its totient is φ = 1222560.

The previous prime is 2054089. The next prime is 2054113. The reversal of 2054091 is 1904502.

It is not a de Polignac number, because 2054091 - 2¹ = 2054089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2054011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (190400).

2^2054091 is an apocalyptic number.

2054091 is a deficient number, since it is larger than the sum of its proper divisors (992309).

2054091 is a wasteful number, since it uses less digits than its factorization.

2054091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2054091 is about 1433.2100334564. The cubic root of 2054091 is about 127.1178561648.

Adding to 2054091 its reverse (1904502), we get a palindrome (3958593).

The spelling of 2054091 in words is "two million, fifty-four thousand, ninety-one".