1214323143 has 8 divisors (see below), whose sum is σ = 1766288256. Its totient is φ = 735953400.

The previous prime is 1214323133. The next prime is 1214323147. The reversal of 1214323143 is 3413234121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1214323143 - 2⁴ = 1214323127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214323147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18398803 + ... + 18398868.

It is an arithmetic number, because the mean of its divisors is an integer number (220786032).

Almost surely, 2^1214323143 is an apocalyptic number.

1214323143 is a deficient number, since it is larger than the sum of its proper divisors (551965113).

1214323143 is a wasteful number, since it uses less digits than its factorization.

1214323143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36797685.

The product of its digits is 1728, while the sum is 24.

The square root of 1214323143 is about 34847.1396674103. The cubic root of 1214323143 is about 1066.8698057231.

Adding to 1214323143 its reverse (3413234121), we get a palindrome (4627557264).

The spelling of 1214323143 in words is "one billion, two hundred fourteen million, three hundred twenty-three thousand, one hundred forty-three".