1244234140411 has 4 divisors (see below), whose sum is σ = 1248209329672. Its totient is φ = 1240258951152.

The previous prime is 1244234140403. The next prime is 1244234140441. The reversal of 1244234140411 is 1140414324421.

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

It is a cyclic number.

It is not a de Polignac number, because 1244234140411 - 2³ = 1244234140403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1244234140441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1987594161 + ... + 1987594786.

It is an arithmetic number, because the mean of its divisors is an integer number (312052332418).

Almost surely, 2^{1244234140411} is an apocalyptic number.

1244234140411 is a deficient number, since it is larger than the sum of its proper divisors (3975189261).

1244234140411 is an equidigital number, since it uses as much as digits as its factorization.

1244234140411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975189260.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 1244234140411 its reverse (1140414324421), we get a palindrome (2384648464832).

The spelling of 1244234140411 in words is "one trillion, two hundred forty-four billion, two hundred thirty-four million, one hundred forty thousand, four hundred eleven".