5981387 has 2 divisors, whose sum is σ = 5981388. Its totient is φ = 5981386.

The previous prime is 5981377. The next prime is 5981411. The reversal of 5981387 is 7831895.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5981387 - 2⁶ = 5981323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5981317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990693 + 2990694.

It is an arithmetic number, because the mean of its divisors is an integer number (2990694).

Almost surely, 2^5981387 is an apocalyptic number.

5981387 is a deficient number, since it is larger than the sum of its proper divisors (1).

5981387 is an equidigital number, since it uses as much as digits as its factorization.

5981387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 41.

The square root of 5981387 is about 2445.6874289246. The cubic root of 5981387 is about 181.5239642838.

The spelling of 5981387 in words is "five million, nine hundred eighty-one thousand, three hundred eighty-seven".