41513503121 has 2 divisors, whose sum is σ = 41513503122. Its totient is φ = 41513503120.

The previous prime is 41513503067. The next prime is 41513503133. The reversal of 41513503121 is 12130531514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41446852225 + 66650896 = 203585^2 + 8164^2 .

It is a cyclic number.

It is not a de Polignac number, because 41513503121 - 2²⁶ = 41446394257 is a prime.

It is not a weakly prime, because it can be changed into another prime (41513503181) 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, 20756751560 + 20756751561.

It is an arithmetic number, because the mean of its divisors is an integer number (20756751561).

Almost surely, 2^41513503121 is an apocalyptic number.

It is an amenable number.

41513503121 is a deficient number, since it is larger than the sum of its proper divisors (1).

41513503121 is an equidigital number, since it uses as much as digits as its factorization.

41513503121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 41513503121 in words is "forty-one billion, five hundred thirteen million, five hundred three thousand, one hundred twenty-one".