5440125211 has 4 divisors (see below), whose sum is σ = 5442173800. Its totient is φ = 5438076624.

The previous prime is 5440125193. The next prime is 5440125259. The reversal of 5440125211 is 1125210445.

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 5440125211 - 2¹⁹ = 5439600923 is a prime.

It is a super-2 number, since 2×5440125211² = 59189924622715589042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5440125311) 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, 1020306 + ... + 1025623.

It is an arithmetic number, because the mean of its divisors is an integer number (1360543450).

Almost surely, 2^5440125211 is an apocalyptic number.

5440125211 is a deficient number, since it is larger than the sum of its proper divisors (2048589).

5440125211 is a wasteful number, since it uses less digits than its factorization.

5440125211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048588.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 5440125211 is about 73757.2044684450. The cubic root of 5440125211 is about 1758.7453621774.

Adding to 5440125211 its reverse (1125210445), we get a palindrome (6565335656).

The spelling of 5440125211 in words is "five billion, four hundred forty million, one hundred twenty-five thousand, two hundred eleven".