41138257 has 4 divisors (see below), whose sum is σ = 41227956. Its totient is φ = 41048560.

The previous prime is 41138233. The next prime is 41138261. The reversal of 41138257 is 75283114.

41138257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75283114 = 2 ⋅37641557.

It can be written as a sum of positive squares in 2 ways, for example, as 16128256 + 25010001 = 4016^2 + 5001^2 .

It is a cyclic number.

It is not a de Polignac number, because 41138257 - 2¹⁵ = 41105489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41138297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44158 + ... + 45079.

It is an arithmetic number, because the mean of its divisors is an integer number (10306989).

Almost surely, 2^41138257 is an apocalyptic number.

It is an amenable number.

41138257 is a deficient number, since it is larger than the sum of its proper divisors (89699).

41138257 is an equidigital number, since it uses as much as digits as its factorization.

41138257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89698.

The product of its digits is 6720, while the sum is 31.

The square root of 41138257 is about 6413.9112092389. The cubic root of 41138257 is about 345.2088828166.

The spelling of 41138257 in words is "forty-one million, one hundred thirty-eight thousand, two hundred fifty-seven".