4120554515017 has 2 divisors, whose sum is σ = 4120554515018. Its totient is φ = 4120554515016.

The previous prime is 4120554515009. The next prime is 4120554515029. The reversal of 4120554515017 is 7105154550214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3653950763961 + 466603751056 = 1911531^2 + 683084^2 .

It is a cyclic number.

It is not a de Polignac number, because 4120554515017 - 2³ = 4120554515009 is a prime.

It is a super-2 number, since 2×4120554515017² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4120554515417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060277257508 + 2060277257509.

It is an arithmetic number, because the mean of its divisors is an integer number (2060277257509).

Almost surely, 2^{4120554515017} is an apocalyptic number.

It is an amenable number.

4120554515017 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120554515017 is an equidigital number, since it uses as much as digits as its factorization.

4120554515017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140000, while the sum is 40.

The spelling of 4120554515017 in words is "four trillion, one hundred twenty billion, five hundred fifty-four million, five hundred fifteen thousand, seventeen".