2114861 has 4 divisors (see below), whose sum is σ = 2416992. Its totient is φ = 1812732.

The previous prime is 2114857. The next prime is 2114867. The reversal of 2114861 is 1684112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2114861 - 2² = 2114857 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2114867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151055 + ... + 151068.

It is an arithmetic number, because the mean of its divisors is an integer number (604248).

2^2114861 is an apocalyptic number.

It is an amenable number.

2114861 is a deficient number, since it is larger than the sum of its proper divisors (302131).

2114861 is an equidigital number, since it uses as much as digits as its factorization.

2114861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302130.

The product of its digits is 384, while the sum is 23.

The square root of 2114861 is about 1454.2561672553. The cubic root of 2114861 is about 128.3592811234.

Adding to 2114861 its reverse (1684112), we get a palindrome (3798973).

The spelling of 2114861 in words is "two million, one hundred fourteen thousand, eight hundred sixty-one".