5731361 has 2 divisors, whose sum is σ = 5731362. Its totient is φ = 5731360.

The previous prime is 5731351. The next prime is 5731391. The reversal of 5731361 is 1631375.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5550736 + 180625 = 2356^2 + 425^2 .

It is a cyclic number.

It is not a de Polignac number, because 5731361 - 2¹⁰ = 5730337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5731361.

It is not a weakly prime, because it can be changed into another prime (5731351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2865680 + 2865681.

It is an arithmetic number, because the mean of its divisors is an integer number (2865681).

Almost surely, 2^5731361 is an apocalyptic number.

It is an amenable number.

5731361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5731361 is an equidigital number, since it uses as much as digits as its factorization.

5731361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1890, while the sum is 26.

The square root of 5731361 is about 2394.0261067917. The cubic root of 5731361 is about 178.9586059522.

The spelling of 5731361 in words is "five million, seven hundred thirty-one thousand, three hundred sixty-one".