1214851 has 4 divisors (see below), whose sum is σ = 1325304. Its totient is φ = 1104400.

The previous prime is 1214849. The next prime is 1214867. The reversal of 1214851 is 1584121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1214851 - 2¹ = 1214849 is a prime.

It is a Duffinian number.

1214851 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1214891) 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, 55210 + ... + 55231.

It is an arithmetic number, because the mean of its divisors is an integer number (331326).

2^1214851 is an apocalyptic number.

1214851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1214851 is a deficient number, since it is larger than the sum of its proper divisors (110453).

1214851 is a wasteful number, since it uses less digits than its factorization.

1214851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110452.

The product of its digits is 320, while the sum is 22.

The square root of 1214851 is about 1102.2027944076. The cubic root of 1214851 is about 106.7024370049.

Adding to 1214851 its reverse (1584121), we get a palindrome (2798972).

The spelling of 1214851 in words is "one million, two hundred fourteen thousand, eight hundred fifty-one".