4145435420417 has 2 divisors, whose sum is σ = 4145435420418. Its totient is φ = 4145435420416.

The previous prime is 4145435420411. The next prime is 4145435420461. The reversal of 4145435420417 is 7140245345414.

It is an a-pointer prime, because the next prime (4145435420461) can be obtained adding 4145435420417 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2994962515216 + 1150472905201 = 1730596^2 + 1072601^2 .

It is a cyclic number.

It is not a de Polignac number, because 4145435420417 - 2¹⁶ = 4145435354881 is a prime.

It is not a weakly prime, because it can be changed into another prime (4145435420411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072717710208 + 2072717710209.

It is an arithmetic number, because the mean of its divisors is an integer number (2072717710209).

Almost surely, 2^{4145435420417} is an apocalyptic number.

It is an amenable number.

4145435420417 is a deficient number, since it is larger than the sum of its proper divisors (1).

4145435420417 is an equidigital number, since it uses as much as digits as its factorization.

4145435420417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1075200, while the sum is 44.

The spelling of 4145435420417 in words is "four trillion, one hundred forty-five billion, four hundred thirty-five million, four hundred twenty thousand, four hundred seventeen".