4782525509 has 4 divisors (see below), whose sum is σ = 4792034016. Its totient is φ = 4773017004.

The previous prime is 4782525499. The next prime is 4782525521. The reversal of 4782525509 is 9055252874.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4782525509 - 2¹⁶ = 4782459973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4782525109) 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, 4753499 + ... + 4754504.

It is an arithmetic number, because the mean of its divisors is an integer number (1198008504).

Almost surely, 2^4782525509 is an apocalyptic number.

It is an amenable number.

4782525509 is a deficient number, since it is larger than the sum of its proper divisors (9508507).

4782525509 is an equidigital number, since it uses as much as digits as its factorization.

4782525509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9508506.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The square root of 4782525509 is about 69155.8060396956. The cubic root of 4782525509 is about 1684.8158197547.

The spelling of 4782525509 in words is "four billion, seven hundred eighty-two million, five hundred twenty-five thousand, five hundred nine".