41638453 has 2 divisors, whose sum is σ = 41638454. Its totient is φ = 41638452.

The previous prime is 41638439. The next prime is 41638459. The reversal of 41638453 is 35483614.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38167684 + 3470769 = 6178^2 + 1863^2 .

It is a cyclic number.

It is not a de Polignac number, because 41638453 - 2⁹ = 41637941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41638459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20819226 + 20819227.

It is an arithmetic number, because the mean of its divisors is an integer number (20819227).

Almost surely, 2^41638453 is an apocalyptic number.

It is an amenable number.

41638453 is a deficient number, since it is larger than the sum of its proper divisors (1).

41638453 is an equidigital number, since it uses as much as digits as its factorization.

41638453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 34.

The square root of 41638453 is about 6452.7864523785. The cubic root of 41638453 is about 346.6023704516.

The spelling of 41638453 in words is "forty-one million, six hundred thirty-eight thousand, four hundred fifty-three".