5440361 has 2 divisors, whose sum is σ = 5440362. Its totient is φ = 5440360.

The previous prime is 5440343. The next prime is 5440363. The reversal of 5440361 is 1630445.

It is a happy number.

5440361 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3308761 + 2131600 = 1819^2 + 1460^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440361 - 2²² = 1246057 is a prime.

Together with 5440363, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5440363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720180 + 2720181.

It is an arithmetic number, because the mean of its divisors is an integer number (2720181).

Almost surely, 2^5440361 is an apocalyptic number.

It is an amenable number.

5440361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440361 is an equidigital number, since it uses as much as digits as its factorization.

5440361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5440361 is about 2332.4581453908. The cubic root of 5440361 is about 175.8770771324.

The spelling of 5440361 in words is "five million, four hundred forty thousand, three hundred sixty-one".