41390213 has 2 divisors, whose sum is σ = 41390214. Its totient is φ = 41390212.

The previous prime is 41390207. The next prime is 41390249. The reversal of 41390213 is 31209314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41383489 + 6724 = 6433^2 + 82^2 .

It is a cyclic number.

It is not a de Polignac number, because 41390213 - 2⁶ = 41390149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41390813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20695106 + 20695107.

It is an arithmetic number, because the mean of its divisors is an integer number (20695107).

Almost surely, 2^41390213 is an apocalyptic number.

It is an amenable number.

41390213 is a deficient number, since it is larger than the sum of its proper divisors (1).

41390213 is an equidigital number, since it uses as much as digits as its factorization.

41390213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 41390213 is about 6433.5225965252. The cubic root of 41390213 is about 345.9122061101.

Adding to 41390213 its reverse (31209314), we get a palindrome (72599527).

The spelling of 41390213 in words is "forty-one million, three hundred ninety thousand, two hundred thirteen".