41315564281 has 2 divisors, whose sum is σ = 41315564282. Its totient is φ = 41315564280.

The previous prime is 41315564243. The next prime is 41315564327. The reversal of 41315564281 is 18246551314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40518066681 + 797497600 = 201291^2 + 28240^2 .

It is a cyclic number.

It is not a de Polignac number, because 41315564281 - 2¹³ = 41315556089 is a prime.

It is a super-2 number, since 2×41315564281² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41315564221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20657782140 + 20657782141.

It is an arithmetic number, because the mean of its divisors is an integer number (20657782141).

Almost surely, 2^41315564281 is an apocalyptic number.

It is an amenable number.

41315564281 is a deficient number, since it is larger than the sum of its proper divisors (1).

41315564281 is an equidigital number, since it uses as much as digits as its factorization.

41315564281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 40.

The spelling of 41315564281 in words is "forty-one billion, three hundred fifteen million, five hundred sixty-four thousand, two hundred eighty-one".