445347113 has 16 divisors (see below), whose sum is σ = 490024080. Its totient is φ = 402855936.

The previous prime is 445347109. The next prime is 445347121. The reversal of 445347113 is 311743544.

It can be written as a sum of positive squares in 8 ways, for example, as 7198489 + 438148624 = 2683^2 + 20932^2 .

It is not a de Polignac number, because 445347113 - 2² = 445347109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445347113.

It is not an unprimeable number, because it can be changed into a prime (445347193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112931 + ... + 116807.

It is an arithmetic number, because the mean of its divisors is an integer number (30626505).

Almost surely, 2^445347113 is an apocalyptic number.

It is an amenable number.

445347113 is a deficient number, since it is larger than the sum of its proper divisors (44676967).

445347113 is a wasteful number, since it uses less digits than its factorization.

445347113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156.

The product of its digits is 20160, while the sum is 32.

The square root of 445347113 is about 21103.2488731001. The cubic root of 445347113 is about 763.6591277670.

The spelling of 445347113 in words is "four hundred forty-five million, three hundred forty-seven thousand, one hundred thirteen".