120125420677 has 2 divisors, whose sum is σ = 120125420678. Its totient is φ = 120125420676.

The previous prime is 120125420629. The next prime is 120125420699. The reversal of 120125420677 is 776024521021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99381932001 + 20743488676 = 315249^2 + 144026^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120125420677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120125420627) 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, 60062710338 + 60062710339.

It is an arithmetic number, because the mean of its divisors is an integer number (60062710339).

Almost surely, 2^120125420677 is an apocalyptic number.

It is an amenable number.

120125420677 is a deficient number, since it is larger than the sum of its proper divisors (1).

120125420677 is an equidigital number, since it uses as much as digits as its factorization.

120125420677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 37.

Adding to 120125420677 its reverse (776024521021), we get a palindrome (896149941698).

The spelling of 120125420677 in words is "one hundred twenty billion, one hundred twenty-five million, four hundred twenty thousand, six hundred seventy-seven".