2162051 has 4 divisors (see below), whose sum is σ = 2166192. Its totient is φ = 2157912.

The previous prime is 2162003. The next prime is 2162057. The reversal of 2162051 is 1502612.

2162051 is nontrivially palindromic in base 11.

2162051 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 2162051 - 2⁶ = 2161987 is a prime.

It is a super-4 number, since 4×2162051⁴ (a number of 26 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2162057) 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, 1151 + ... + 2376.

It is an arithmetic number, because the mean of its divisors is an integer number (541548).

2^2162051 is an apocalyptic number.

2162051 is a deficient number, since it is larger than the sum of its proper divisors (4141).

2162051 is an equidigital number, since it uses as much as digits as its factorization.

2162051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2162051 is about 1470.3914444800. The cubic root of 2162051 is about 129.3069827695.

Adding to 2162051 its reverse (1502612), we get a palindrome (3664663).

The spelling of 2162051 in words is "two million, one hundred sixty-two thousand, fifty-one".