1214151 has 16 divisors (see below), whose sum is σ = 1689600. Its totient is φ = 775008.

The previous prime is 1214141. The next prime is 1214159. The reversal of 1214151 is 1514121.

It is a happy number.

It is not a de Polignac number, because 1214151 - 2⁷ = 1214023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1214151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11085 + ... + 11193.

It is an arithmetic number, because the mean of its divisors is an integer number (105600).

2^1214151 is an apocalyptic number.

1214151 is a deficient number, since it is larger than the sum of its proper divisors (475449).

1214151 is a wasteful number, since it uses less digits than its factorization.

1214151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238.

The product of its digits is 40, while the sum is 15.

The square root of 1214151 is about 1101.8852027321. The cubic root of 1214151 is about 106.6819390025.

Adding to 1214151 its reverse (1514121), we get a palindrome (2728272).

The spelling of 1214151 in words is "one million, two hundred fourteen thousand, one hundred fifty-one".