120351404989 has 2 divisors, whose sum is σ = 120351404990. Its totient is φ = 120351404988.

The previous prime is 120351404951. The next prime is 120351405001. The reversal of 120351404989 is 989404153021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120351404889 + 100 = 346917^2 + 10^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120351404989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120351402989) 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, 60175702494 + 60175702495.

It is an arithmetic number, because the mean of its divisors is an integer number (60175702495).

Almost surely, 2^120351404989 is an apocalyptic number.

It is an amenable number.

120351404989 is a deficient number, since it is larger than the sum of its proper divisors (1).

120351404989 is an equidigital number, since it uses as much as digits as its factorization.

120351404989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 120351404989 in words is "one hundred twenty billion, three hundred fifty-one million, four hundred four thousand, nine hundred eighty-nine".