4445205107 has 4 divisors (see below), whose sum is σ = 5080234416. Its totient is φ = 3810175800.

The previous prime is 4445205047. The next prime is 4445205113. The reversal of 4445205107 is 7015025444.

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

It is a cyclic number.

It is not a de Polignac number, because 4445205107 - 2⁶ = 4445205043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4445205007) 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, 317514644 + ... + 317514657.

It is an arithmetic number, because the mean of its divisors is an integer number (1270058604).

Almost surely, 2^4445205107 is an apocalyptic number.

4445205107 is a deficient number, since it is larger than the sum of its proper divisors (635029309).

4445205107 is an equidigital number, since it uses as much as digits as its factorization.

4445205107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635029308.

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 4445205107 is about 66672.3713917542. The cubic root of 4445205107 is about 1644.2351752953.

The spelling of 4445205107 in words is "four billion, four hundred forty-five million, two hundred five thousand, one hundred seven".