120423324137 has 2 divisors, whose sum is σ = 120423324138. Its totient is φ = 120423324136.

The previous prime is 120423324113. The next prime is 120423324143. The reversal of 120423324137 is 731423324021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116082622681 + 4340701456 = 340709^2 + 65884^2 .

It is a cyclic number.

It is not a de Polignac number, because 120423324137 - 2³⁶ = 51703847401 is a prime.

It is not a weakly prime, because it can be changed into another prime (120423324187) 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, 60211662068 + 60211662069.

It is an arithmetic number, because the mean of its divisors is an integer number (60211662069).

Almost surely, 2^120423324137 is an apocalyptic number.

It is an amenable number.

120423324137 is a deficient number, since it is larger than the sum of its proper divisors (1).

120423324137 is an equidigital number, since it uses as much as digits as its factorization.

120423324137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 120423324137 its reverse (731423324021), we get a palindrome (851846648158).

The spelling of 120423324137 in words is "one hundred twenty billion, four hundred twenty-three million, three hundred twenty-four thousand, one hundred thirty-seven".