2214151 has 4 divisors (see below), whose sum is σ = 2234952. Its totient is φ = 2193352.

The previous prime is 2214137. The next prime is 2214161. The reversal of 2214151 is 1514122.

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 2214151 - 2¹⁷ = 2083079 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 (2214101) 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, 10240 + ... + 10453.

It is an arithmetic number, because the mean of its divisors is an integer number (558738).

2^2214151 is an apocalyptic number.

2214151 is a deficient number, since it is larger than the sum of its proper divisors (20801).

2214151 is a wasteful number, since it uses less digits than its factorization.

2214151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20800.

The product of its digits is 80, while the sum is 16.

The square root of 2214151 is about 1488.0023521487. The cubic root of 2214151 is about 130.3374075441.

Adding to 2214151 its reverse (1514122), we get a palindrome (3728273).

The spelling of 2214151 in words is "two million, two hundred fourteen thousand, one hundred fifty-one".