120351949 has 2 divisors, whose sum is σ = 120351950. Its totient is φ = 120351948.

The previous prime is 120351929. The next prime is 120351953. The reversal of 120351949 is 949153021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114639849 + 5712100 = 10707^2 + 2390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120351949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120351929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60175974 + 60175975.

It is an arithmetic number, because the mean of its divisors is an integer number (60175975).

Almost surely, 2^120351949 is an apocalyptic number.

It is an amenable number.

120351949 is a deficient number, since it is larger than the sum of its proper divisors (1).

120351949 is an equidigital number, since it uses as much as digits as its factorization.

120351949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 120351949 is about 10970.5035891704. The cubic root of 120351949 is about 493.7241558016.

The spelling of 120351949 in words is "one hundred twenty million, three hundred fifty-one thousand, nine hundred forty-nine".