120936661 has 2 divisors, whose sum is σ = 120936662. Its totient is φ = 120936660.

The previous prime is 120936581. The next prime is 120936677. The reversal of 120936661 is 166639021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98903025 + 22033636 = 9945^2 + 4694^2 .

It is a cyclic number.

It is not a de Polignac number, because 120936661 - 2⁹ = 120936149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120930661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60468330 + 60468331.

It is an arithmetic number, because the mean of its divisors is an integer number (60468331).

Almost surely, 2^120936661 is an apocalyptic number.

It is an amenable number.

120936661 is a deficient number, since it is larger than the sum of its proper divisors (1).

120936661 is an equidigital number, since it uses as much as digits as its factorization.

120936661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 120936661 is about 10997.1205776785. The cubic root of 120936661 is about 494.5224261673.

The spelling of 120936661 in words is "one hundred twenty million, nine hundred thirty-six thousand, six hundred sixty-one".