214642127 has 4 divisors (see below), whose sum is σ = 245305296. Its totient is φ = 183978960.

The previous prime is 214642081. The next prime is 214642133. The reversal of 214642127 is 721246412.

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 214642127 - 2⁸ = 214641871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214642127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214642327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15331574 + ... + 15331587.

It is an arithmetic number, because the mean of its divisors is an integer number (61326324).

Almost surely, 2^214642127 is an apocalyptic number.

214642127 is a deficient number, since it is larger than the sum of its proper divisors (30663169).

214642127 is an equidigital number, since it uses as much as digits as its factorization.

214642127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30663168.

The product of its digits is 5376, while the sum is 29.

The square root of 214642127 is about 14650.6698481674. The cubic root of 214642127 is about 598.7400663156.

Adding to 214642127 its reverse (721246412), we get a palindrome (935888539).

The spelling of 214642127 in words is "two hundred fourteen million, six hundred forty-two thousand, one hundred twenty-seven".