120520544315441 has 4 divisors (see below), whose sum is σ = 120692470912884. Its totient is φ = 120348617718000.

The previous prime is 120520544315419. The next prime is 120520544315477. The reversal of 120520544315441 is 144513445025021.

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 78776346364816 + 41744197950625 = 8875604^2 + 6460975^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120520544315441 is a prime.

It is a super-3 number, since 3×120520544315441³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120520544315341) 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, 85963297670 + ... + 85963299071.

It is an arithmetic number, because the mean of its divisors is an integer number (30173117728221).

Almost surely, 2^{120520544315441} is an apocalyptic number.

It is an amenable number.

120520544315441 is a deficient number, since it is larger than the sum of its proper divisors (171926597443).

120520544315441 is an equidigital number, since it uses as much as digits as its factorization.

120520544315441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171926597442.

The product of its (nonzero) digits is 384000, while the sum is 41.

The spelling of 120520544315441 in words is "one hundred twenty trillion, five hundred twenty billion, five hundred forty-four million, three hundred fifteen thousand, four hundred forty-one".