1244213114 has 4 divisors (see below), whose sum is σ = 1866319674. Its totient is φ = 622106556.

The previous prime is 1244213111. The next prime is 1244213123. The reversal of 1244213114 is 4113124421.

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

It can be written as a sum of positive squares in only one way, i.e., 1032015625 + 212197489 = 32125^2 + 14567^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1244213114.

It is not an unprimeable number, because it can be changed into a prime (1244213111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311053277 + ... + 311053280.

Almost surely, 2^1244213114 is an apocalyptic number.

1244213114 is a deficient number, since it is larger than the sum of its proper divisors (622106560).

1244213114 is an equidigital number, since it uses as much as digits as its factorization.

1244213114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622106559.

The product of its digits is 768, while the sum is 23.

The square root of 1244213114 is about 35273.4051942820. The cubic root of 1244213114 is about 1075.5524440827.

Adding to 1244213114 its reverse (4113124421), we get a palindrome (5357337535).

The spelling of 1244213114 in words is "one billion, two hundred forty-four million, two hundred thirteen thousand, one hundred fourteen".