2921051 has 4 divisors (see below), whose sum is σ = 3338352. Its totient is φ = 2503752.

The previous prime is 2921047. The next prime is 2921053. The reversal of 2921051 is 1501292.

2921051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2921051 - 2² = 2921047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2921053) 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 3 ways as a sum of consecutive naturals, for example, 208640 + ... + 208653.

It is an arithmetic number, because the mean of its divisors is an integer number (834588).

2^2921051 is an apocalyptic number.

2921051 is a deficient number, since it is larger than the sum of its proper divisors (417301).

2921051 is an equidigital number, since it uses as much as digits as its factorization.

2921051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417300.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 2921051 is about 1709.1082470107. The cubic root of 2921051 is about 142.9485364228.

The spelling of 2921051 in words is "two million, nine hundred twenty-one thousand, fifty-one".