41389013 has 2 divisors, whose sum is σ = 41389014. Its totient is φ = 41389012.

The previous prime is 41388979. The next prime is 41389021. The reversal of 41389013 is 31098314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30052324 + 11336689 = 5482^2 + 3367^2 .

It is a cyclic number.

It is not a de Polignac number, because 41389013 - 2⁸ = 41388757 is a prime.

It is a super-2 number, since 2×41389013² = 3426100794228338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41382013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20694506 + 20694507.

It is an arithmetic number, because the mean of its divisors is an integer number (20694507).

Almost surely, 2^41389013 is an apocalyptic number.

It is an amenable number.

41389013 is a deficient number, since it is larger than the sum of its proper divisors (1).

41389013 is an equidigital number, since it uses as much as digits as its factorization.

41389013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 41389013 is about 6433.4293343442. The cubic root of 41389013 is about 345.9088631406.

The spelling of 41389013 in words is "forty-one million, three hundred eighty-nine thousand, thirteen".