4725209045 has 4 divisors (see below), whose sum is σ = 5670250860. Its totient is φ = 3780167232.

The previous prime is 4725209039. The next prime is 4725209053. The reversal of 4725209045 is 5409025274.

4725209045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5409025274 = 2 ⋅2704512637.

It can be written as a sum of positive squares in 2 ways, for example, as 2330379076 + 2394829969 = 48274^2 + 48937^2 .

It is a cyclic number.

It is not a de Polignac number, because 4725209045 - 2⁴ = 4725209029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472520900 + ... + 472520909.

It is an arithmetic number, because the mean of its divisors is an integer number (1417562715).

Almost surely, 2^4725209045 is an apocalyptic number.

It is an amenable number.

4725209045 is a deficient number, since it is larger than the sum of its proper divisors (945041815).

4725209045 is an equidigital number, since it uses as much as digits as its factorization.

4725209045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945041814.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 4725209045 is about 68740.1559861483. The cubic root of 4725209045 is about 1678.0581594587.

The spelling of 4725209045 in words is "four billion, seven hundred twenty-five million, two hundred nine thousand, forty-five".