3521145130417 has 4 divisors (see below), whose sum is σ = 3521193508980. Its totient is φ = 3521096751856.

The previous prime is 3521145130411. The next prime is 3521145130421. The reversal of 3521145130417 is 7140315411253.

3521145130417 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1528081656336 + 1993063474081 = 1236156^2 + 1411759^2 .

It is a cyclic number.

It is not a de Polignac number, because 3521145130417 - 2³ = 3521145130409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3521145130411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24079942 + ... + 24225727.

It is an arithmetic number, because the mean of its divisors is an integer number (880298377245).

Almost surely, 2^{3521145130417} is an apocalyptic number.

It is an amenable number.

3521145130417 is a deficient number, since it is larger than the sum of its proper divisors (48378563).

3521145130417 is an equidigital number, since it uses as much as digits as its factorization.

3521145130417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48378562.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 3521145130417 in words is "three trillion, five hundred twenty-one billion, one hundred forty-five million, one hundred thirty thousand, four hundred seventeen".