120113549 has 2 divisors, whose sum is σ = 120113550. Its totient is φ = 120113548.

The previous prime is 120113537. The next prime is 120113569. The reversal of 120113549 is 945311021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110460100 + 9653449 = 10510^2 + 3107^2 .

It is a cyclic number.

It is not a de Polignac number, because 120113549 - 2⁸ = 120113293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120113569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60056774 + 60056775.

It is an arithmetic number, because the mean of its divisors is an integer number (60056775).

Almost surely, 2^120113549 is an apocalyptic number.

It is an amenable number.

120113549 is a deficient number, since it is larger than the sum of its proper divisors (1).

120113549 is an equidigital number, since it uses as much as digits as its factorization.

120113549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 120113549 is about 10959.6327036995. The cubic root of 120113549 is about 493.3979413294.

The spelling of 120113549 in words is "one hundred twenty million, one hundred thirteen thousand, five hundred forty-nine".