41121551134009 has 2 divisors, whose sum is σ = 41121551134010. Its totient is φ = 41121551134008.

The previous prime is 41121551134007. The next prime is 41121551134021. The reversal of 41121551134009 is 90043115512114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29587104996409 + 11534446137600 = 5439403^2 + 3396240^2 .

It is a cyclic number.

It is not a de Polignac number, because 41121551134009 - 2¹ = 41121551134007 is a prime.

Together with 41121551134007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (41121551134007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20560775567004 + 20560775567005.

It is an arithmetic number, because the mean of its divisors is an integer number (20560775567005).

Almost surely, 2^{41121551134009} is an apocalyptic number.

It is an amenable number.

41121551134009 is a deficient number, since it is larger than the sum of its proper divisors (1).

41121551134009 is an equidigital number, since it uses as much as digits as its factorization.

41121551134009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 37.

The spelling of 41121551134009 in words is "forty-one trillion, one hundred twenty-one billion, five hundred fifty-one million, one hundred thirty-four thousand, nine".