1214243012 has 6 divisors (see below), whose sum is σ = 2124925278. Its totient is φ = 607121504.

The previous prime is 1214243011. The next prime is 1214243033. The reversal of 1214243012 is 2103424121.

It can be written as a sum of positive squares in only one way, i.e., 1171419076 + 42823936 = 34226^2 + 6544^2 .

It is not an unprimeable number, because it can be changed into a prime (1214243011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151780373 + ... + 151780380.

It is an arithmetic number, because the mean of its divisors is an integer number (354154213).

Almost surely, 2^1214243012 is an apocalyptic number.

It is an amenable number.

1214243012 is a deficient number, since it is larger than the sum of its proper divisors (910682266).

1214243012 is a wasteful number, since it uses less digits than its factorization.

1214243012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303560757 (or 303560755 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1214243012 is about 34845.9898984087. The cubic root of 1214243012 is about 1066.8463382670.

Adding to 1214243012 its reverse (2103424121), we get a palindrome (3317667133).

The spelling of 1214243012 in words is "one billion, two hundred fourteen million, two hundred forty-three thousand, twelve".