60520417121 has 2 divisors, whose sum is σ = 60520417122. Its totient is φ = 60520417120.

The previous prime is 60520417093. The next prime is 60520417171. The reversal of 60520417121 is 12171402506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56960504896 + 3559912225 = 238664^2 + 59665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60520417121 is a prime.

It is not a weakly prime, because it can be changed into another prime (60520417171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30260208560 + 30260208561.

It is an arithmetic number, because the mean of its divisors is an integer number (30260208561).

Almost surely, 2^60520417121 is an apocalyptic number.

It is an amenable number.

60520417121 is a deficient number, since it is larger than the sum of its proper divisors (1).

60520417121 is an equidigital number, since it uses as much as digits as its factorization.

60520417121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

Adding to 60520417121 its reverse (12171402506), we get a palindrome (72691819627).

The spelling of 60520417121 in words is "sixty billion, five hundred twenty million, four hundred seventeen thousand, one hundred twenty-one".