120093487909 has 2 divisors, whose sum is σ = 120093487910. Its totient is φ = 120093487908.

The previous prime is 120093487841. The next prime is 120093487939. The reversal of 120093487909 is 909784390021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60367015809 + 59726472100 = 245697^2 + 244390^2 .

It is a cyclic number.

It is not a de Polignac number, because 120093487909 - 2¹⁹ = 120092963621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120093487939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60046743954 + 60046743955.

It is an arithmetic number, because the mean of its divisors is an integer number (60046743955).

Almost surely, 2^120093487909 is an apocalyptic number.

It is an amenable number.

120093487909 is a deficient number, since it is larger than the sum of its proper divisors (1).

120093487909 is an equidigital number, since it uses as much as digits as its factorization.

120093487909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 120093487909 in words is "one hundred twenty billion, ninety-three million, four hundred eighty-seven thousand, nine hundred nine".