41291637523 has 2 divisors, whose sum is σ = 41291637524. Its totient is φ = 41291637522.

The previous prime is 41291637521. The next prime is 41291637529. The reversal of 41291637523 is 32573619214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41291637523 - 2¹ = 41291637521 is a prime.

Together with 41291637521, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 41291637523.

It is not a weakly prime, because it can be changed into another prime (41291637521) 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, 20645818761 + 20645818762.

It is an arithmetic number, because the mean of its divisors is an integer number (20645818762).

Almost surely, 2^41291637523 is an apocalyptic number.

41291637523 is a deficient number, since it is larger than the sum of its proper divisors (1).

41291637523 is an equidigital number, since it uses as much as digits as its factorization.

41291637523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 43.

The spelling of 41291637523 in words is "forty-one billion, two hundred ninety-one million, six hundred thirty-seven thousand, five hundred twenty-three".