1234444252113 has 12 divisors (see below), whose sum is σ = 1826576048388. Its totient is φ = 802890570240.

The previous prime is 1234444252081. The next prime is 1234444252123. The reversal of 1234444252113 is 3112524444321.

1234444252113 is a `hidden beast` number, since 12 + 3 + 4 + 4 + 4 + 425 + 211 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 293063070609 + 941381181504 = 541353^2 + 970248^2 .

It is not a de Polignac number, because 1234444252113 - 2⁵ = 1234444252081 is a prime.

It is a super-3 number, since 3×1234444252113³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1234444252123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1672688320 + ... + 1672689057.

It is an arithmetic number, because the mean of its divisors is an integer number (152214670699).

Almost surely, 2^{1234444252113} is an apocalyptic number.

It is an amenable number.

1234444252113 is a deficient number, since it is larger than the sum of its proper divisors (592131796275).

1234444252113 is a wasteful number, since it uses less digits than its factorization.

1234444252113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345377424 (or 3345377421 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 1234444252113 its reverse (3112524444321), we get a palindrome (4346968696434).

The spelling of 1234444252113 in words is "one trillion, two hundred thirty-four billion, four hundred forty-four million, two hundred fifty-two thousand, one hundred thirteen".