4513509825 has 36 divisors (see below), whose sum is σ = 8144212368. Its totient is φ = 2187432800.

The previous prime is 4513509779. The next prime is 4513509829. The reversal of 4513509825 is 5289053154.

It is not a de Polignac number, because 4513509825 - 2⁶ = 4513509761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4513509829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1928506 + ... + 1930844.

Almost surely, 2^4513509825 is an apocalyptic number.

It is an amenable number.

4513509825 is a deficient number, since it is larger than the sum of its proper divisors (3630702543).

4513509825 is an equidigital number, since it uses as much as digits as its factorization.

4513509825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702 (or 2358 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 4513509825 is about 67182.6601512622. The cubic root of 4513509825 is about 1652.6141389909.

The spelling of 4513509825 in words is "four billion, five hundred thirteen million, five hundred nine thousand, eight hundred twenty-five".