41213551 has 2 divisors, whose sum is σ = 41213552. Its totient is φ = 41213550.

The previous prime is 41213533. The next prime is 41213561. The reversal of 41213551 is 15531214.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41213551 - 2¹⁷ = 41082479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41213561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20606775 + 20606776.

It is an arithmetic number, because the mean of its divisors is an integer number (20606776).

Almost surely, 2^41213551 is an apocalyptic number.

41213551 is a deficient number, since it is larger than the sum of its proper divisors (1).

41213551 is an equidigital number, since it uses as much as digits as its factorization.

41213551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 600, while the sum is 22.

The square root of 41213551 is about 6419.7781114303. The cubic root of 41213551 is about 345.4193626156.

Adding to 41213551 its reverse (15531214), we get a palindrome (56744765).

The spelling of 41213551 in words is "forty-one million, two hundred thirteen thousand, five hundred fifty-one".