120690946 has 4 divisors (see below), whose sum is σ = 181036422. Its totient is φ = 60345472.

The previous prime is 120690923. The next prime is 120690949. The reversal of 120690946 is 649096021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 98704225 + 21986721 = 9935^2 + 4689^2 .

It is not an unprimeable number, because it can be changed into a prime (120690949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30172735 + ... + 30172738.

Almost surely, 2^120690946 is an apocalyptic number.

120690946 is a deficient number, since it is larger than the sum of its proper divisors (60345476).

120690946 is an equidigital number, since it uses as much as digits as its factorization.

120690946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60345475.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 120690946 is about 10985.9431092647. The cubic root of 120690946 is about 494.1872811299.

The spelling of 120690946 in words is "one hundred twenty million, six hundred ninety thousand, nine hundred forty-six".