120947601 has 16 divisors (see below), whose sum is σ = 163379520. Its totient is φ = 79579200.

The previous prime is 120947569. The next prime is 120947609. The reversal of 120947601 is 106749021.

It is a happy number.

It is not a de Polignac number, because 120947601 - 2⁵ = 120947569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120947609) 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 in 15 ways as a sum of consecutive naturals, for example, 170235 + ... + 170943.

It is an arithmetic number, because the mean of its divisors is an integer number (10211220).

Almost surely, 2^120947601 is an apocalyptic number.

It is an amenable number.

120947601 is a deficient number, since it is larger than the sum of its proper divisors (42431919).

120947601 is a wasteful number, since it uses less digits than its factorization.

120947601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 120947601 is about 10997.6179693605. The cubic root of 120947601 is about 494.5373373122.

The spelling of 120947601 in words is "one hundred twenty million, nine hundred forty-seven thousand, six hundred one".