3204520147 has 4 divisors (see below), whose sum is σ = 3204637240. Its totient is φ = 3204403056.

The previous prime is 3204520139. The next prime is 3204520157. The reversal of 3204520147 is 7410254023.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7410254023 = 41 ⋅180737903.

It is a cyclic number.

It is not a de Polignac number, because 3204520147 - 2³ = 3204520139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3204520157) 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, 6868 + ... + 80350.

It is an arithmetic number, because the mean of its divisors is an integer number (801159310).

Almost surely, 2^3204520147 is an apocalyptic number.

3204520147 is a deficient number, since it is larger than the sum of its proper divisors (117093).

3204520147 is an equidigital number, since it uses as much as digits as its factorization.

3204520147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117092.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 3204520147 is about 56608.4812285226. The cubic root of 3204520147 is about 1474.3061215116.

The spelling of 3204520147 in words is "three billion, two hundred four million, five hundred twenty thousand, one hundred forty-seven".