1244140014 has 16 divisors (see below), whose sum is σ = 2679686352. Its totient is φ = 382812288.

The previous prime is 1244140003. The next prime is 1244140067. The reversal of 1244140014 is 4100414421.

It is a congruent number.

It is an unprimeable number.

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, 7975179 + ... + 7975334.

It is an arithmetic number, because the mean of its divisors is an integer number (167480397).

Almost surely, 2^1244140014 is an apocalyptic number.

1244140014 is an abundant number, since it is smaller than the sum of its proper divisors (1435546338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244140014 is a wasteful number, since it uses less digits than its factorization.

1244140014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15950531.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1244140014 is about 35272.3689876368. The cubic root of 1244140014 is about 1075.5313800537.

Adding to 1244140014 its reverse (4100414421), we get a palindrome (5344554435).

The spelling of 1244140014 in words is "one billion, two hundred forty-four million, one hundred forty thousand, fourteen".