41539013 has 2 divisors, whose sum is σ = 41539014. Its totient is φ = 41539012.

The previous prime is 41538983. The next prime is 41539063. The reversal of 41539013 is 31093514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23203489 + 18335524 = 4817^2 + 4282^2 .

It is a cyclic number.

It is not a de Polignac number, because 41539013 - 2⁶ = 41538949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41539063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20769506 + 20769507.

It is an arithmetic number, because the mean of its divisors is an integer number (20769507).

Almost surely, 2^41539013 is an apocalyptic number.

It is an amenable number.

41539013 is a deficient number, since it is larger than the sum of its proper divisors (1).

41539013 is an equidigital number, since it uses as much as digits as its factorization.

41539013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 41539013 is about 6445.0766481090. The cubic root of 41539013 is about 346.3262345662.

The spelling of 41539013 in words is "forty-one million, five hundred thirty-nine thousand, thirteen".