2109051 has 16 divisors (see below), whose sum is σ = 3571200. Its totient is φ = 1205064.

The previous prime is 2109049. The next prime is 2109053. The reversal of 2109051 is 1509012.

2109051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2109049) and next prime (2109053).

It is not a de Polignac number, because 2109051 - 2¹ = 2109049 is a prime.

It is a super-2 number, since 2×2109051² = 8896192241202, which contains 22 as substring.

2109051 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2109053) 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, 5391 + ... + 5768.

It is an arithmetic number, because the mean of its divisors is an integer number (223200).

2^2109051 is an apocalyptic number.

2109051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2109051 is a deficient number, since it is larger than the sum of its proper divisors (1462149).

2109051 is a wasteful number, since it uses less digits than its factorization.

2109051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11175 (or 11169 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 2109051 is about 1452.2572086239. The cubic root of 2109051 is about 128.2416293569.

It can be divided in two parts, 210 and 9051, that added together give a cube (9261 = 21³).

The spelling of 2109051 in words is "two million, one hundred nine thousand, fifty-one".