1214 has 4 divisors (see below), whose sum is σ = 1824. Its totient is φ = 606.

The previous prime is 1213. The next prime is 1217. The reversal of 1214 is 4121.

Adding to 1214 its reverse (4121), we get a palindrome (5335).

It can be divided in two parts, 121 and 4, that multiplied together give a palindrome (484).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4121 = 13 ⋅317.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 3, base 9, base 15 and base 16.

It is a nialpdrome in base 12.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213) by changing a digit.

Being equal to 5×3^{5}-1, it is a generalized Woodall number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302 + ... + 305.

It is an arithmetic number, because the mean of its divisors is an integer number (456).

1214 is a deficient number, since it is larger than the sum of its proper divisors (610).

1214 is an equidigital number, since it uses as much as digits as its factorization.

1214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609.

The product of its digits is 8, while the sum is 8.

The square root of 1214 is about 34.8425027804. The cubic root of 1214 is about 10.6677516258.

The spelling of 1214 in words is "one thousand, two hundred fourteen", and thus it is an iban number.

• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.043 sec. • engine limits •