1214867 has 2 divisors, whose sum is σ = 1214868. Its totient is φ = 1214866.

The previous prime is 1214849. The next prime is 1214891. The reversal of 1214867 is 7684121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1214867 is a prime.

It is not a weakly prime, because it can be changed into another prime (1214827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607433 + 607434.

It is an arithmetic number, because the mean of its divisors is an integer number (607434).

2^1214867 is an apocalyptic number.

1214867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214867 is an equidigital number, since it uses as much as digits as its factorization.

1214867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 29.

The square root of 1214867 is about 1102.2100525762. The cubic root of 1214867 is about 106.7029054386.

Adding to 1214867 its reverse (7684121), we get a palindrome (8898988).

The spelling of 1214867 in words is "one million, two hundred fourteen thousand, eight hundred sixty-seven".