2440044133 has 2 divisors, whose sum is σ = 2440044134. Its totient is φ = 2440044132.

The previous prime is 2440044127. The next prime is 2440044169. The reversal of 2440044133 is 3314400442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2047291009 + 392753124 = 45247^2 + 19818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2440044133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2440044098 and 2440044107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2440045133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220022066 + 1220022067.

It is an arithmetic number, because the mean of its divisors is an integer number (1220022067).

Almost surely, 2^2440044133 is an apocalyptic number.

It is an amenable number.

2440044133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440044133 is an equidigital number, since it uses as much as digits as its factorization.

2440044133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2440044133 is about 49396.8028621286. The cubic root of 2440044133 is about 1346.2712161568.

Adding to 2440044133 its reverse (3314400442), we get a palindrome (5754444575).

The spelling of 2440044133 in words is "two billion, four hundred forty million, forty-four thousand, one hundred thirty-three".