1244414113 has 4 divisors (see below), whose sum is σ = 1247370388. Its totient is φ = 1241457840.

The previous prime is 1244414111. The next prime is 1244414117. The reversal of 1244414113 is 3114144421.

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

It can be written as a sum of positive squares in 2 ways, for example, as 489648384 + 754765729 = 22128^2 + 27473^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244414113 - 2¹ = 1244414111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1244414111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1477506 + ... + 1478347.

It is an arithmetic number, because the mean of its divisors is an integer number (311842597).

It is a self-describing number.

Almost surely, 2^1244414113 is an apocalyptic number.

It is an amenable number.

1244414113 is a deficient number, since it is larger than the sum of its proper divisors (2956275).

1244414113 is an equidigital number, since it uses as much as digits as its factorization.

1244414113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956274.

The product of its digits is 1536, while the sum is 25.

The square root of 1244414113 is about 35276.2542370927. The cubic root of 1244414113 is about 1075.6103584177.

Adding to 1244414113 its reverse (3114144421), we get a palindrome (4358558534).

The spelling of 1244414113 in words is "one billion, two hundred forty-four million, four hundred fourteen thousand, one hundred thirteen".