41442421051 has 2 divisors, whose sum is σ = 41442421052. Its totient is φ = 41442421050.

The previous prime is 41442421001. The next prime is 41442421063. The reversal of 41442421051 is 15012424414.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41442421051 is a prime.

It is not a weakly prime, because it can be changed into another prime (41442421001) 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, 20721210525 + 20721210526.

It is an arithmetic number, because the mean of its divisors is an integer number (20721210526).

Almost surely, 2^41442421051 is an apocalyptic number.

41442421051 is a deficient number, since it is larger than the sum of its proper divisors (1).

41442421051 is an equidigital number, since it uses as much as digits as its factorization.

41442421051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 41442421051 its reverse (15012424414), we get a palindrome (56454845465).

The spelling of 41442421051 in words is "forty-one billion, four hundred forty-two million, four hundred twenty-one thousand, fifty-one".