1244411101 has 4 divisors (see below), whose sum is σ = 1317611772. Its totient is φ = 1171210432.

The previous prime is 1244411089. The next prime is 1244411149. The reversal of 1244411101 is 1011144421.

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 980316100 + 264095001 = 31310^2 + 16251^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244411101 - 2¹³ = 1244402909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244411171) 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, 36600310 + ... + 36600343.

It is an arithmetic number, because the mean of its divisors is an integer number (329402943).

Almost surely, 2^1244411101 is an apocalyptic number.

It is an amenable number.

1244411101 is a deficient number, since it is larger than the sum of its proper divisors (73200671).

1244411101 is an equidigital number, since it uses as much as digits as its factorization.

1244411101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73200670.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1244411101 is about 35276.2115454594. The cubic root of 1244411101 is about 1075.6094906088.

Adding to 1244411101 its reverse (1011144421), we get a palindrome (2255555522).

The spelling of 1244411101 in words is "one billion, two hundred forty-four million, four hundred eleven thousand, one hundred one".