120744313 has 4 divisors (see below), whose sum is σ = 124907940. Its totient is φ = 116580688.

The previous prime is 120744293. The next prime is 120744317. The reversal of 120744313 is 313447021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313447021 = 349 ⋅898129.

It can be written as a sum of positive squares in 2 ways, for example, as 20684304 + 100060009 = 4548^2 + 10003^2 .

It is a cyclic number.

It is not a de Polignac number, because 120744313 - 2²¹ = 118647161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120744317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2081770 + ... + 2081827.

It is an arithmetic number, because the mean of its divisors is an integer number (31226985).

Almost surely, 2^120744313 is an apocalyptic number.

It is an amenable number.

120744313 is a deficient number, since it is larger than the sum of its proper divisors (4163627).

120744313 is an equidigital number, since it uses as much as digits as its factorization.

120744313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163626.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 120744313 is about 10988.3717174111. The cubic root of 120744313 is about 494.2601101399.

The spelling of 120744313 in words is "one hundred twenty million, seven hundred forty-four thousand, three hundred thirteen".