120034543861 has 2 divisors, whose sum is σ = 120034543862. Its totient is φ = 120034543860.

The previous prime is 120034543859. The next prime is 120034543877. The reversal of 120034543861 is 168345430021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93318641361 + 26715902500 = 305481^2 + 163450^2 .

It is a cyclic number.

It is not a de Polignac number, because 120034543861 - 2¹ = 120034543859 is a prime.

Together with 120034543859, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 120034543861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120034546861) 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 as a sum of consecutive naturals, namely, 60017271930 + 60017271931.

It is an arithmetic number, because the mean of its divisors is an integer number (60017271931).

Almost surely, 2^120034543861 is an apocalyptic number.

It is an amenable number.

120034543861 is a deficient number, since it is larger than the sum of its proper divisors (1).

120034543861 is an equidigital number, since it uses as much as digits as its factorization.

120034543861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 120034543861 its reverse (168345430021), we get a palindrome (288379973882).

The spelling of 120034543861 in words is "one hundred twenty billion, thirty-four million, five hundred forty-three thousand, eight hundred sixty-one".