41321389 has 2 divisors, whose sum is σ = 41321390. Its totient is φ = 41321388.

The previous prime is 41321383. The next prime is 41321393. The reversal of 41321389 is 98312314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41088100 + 233289 = 6410^2 + 483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41321389 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41321389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41321383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20660694 + 20660695.

It is an arithmetic number, because the mean of its divisors is an integer number (20660695).

Almost surely, 2^41321389 is an apocalyptic number.

It is an amenable number.

41321389 is a deficient number, since it is larger than the sum of its proper divisors (1).

41321389 is an equidigital number, since it uses as much as digits as its factorization.

41321389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 41321389 is about 6428.1715129576. The cubic root of 41321389 is about 345.7203711513.

The spelling of 41321389 in words is "forty-one million, three hundred twenty-one thousand, three hundred eighty-nine".