4321525412 has 12 divisors (see below), whose sum is σ = 7575964620. Its totient is φ = 2156964096.

The previous prime is 4321525399. The next prime is 4321525421. The reversal of 4321525412 is 2145251234.

It can be written as a sum of positive squares in 2 ways, for example, as 1909340416 + 2412184996 = 43696^2 + 49114^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 947093 + ... + 951644.

It is an arithmetic number, because the mean of its divisors is an integer number (631330385).

Almost surely, 2^4321525412 is an apocalyptic number.

It is an amenable number.

4321525412 is a deficient number, since it is larger than the sum of its proper divisors (3254439208).

4321525412 is a wasteful number, since it uses less digits than its factorization.

4321525412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899310 (or 1899308 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 4321525412 is about 65738.3100786748. The cubic root of 4321525412 is about 1628.8422420840.

Adding to 4321525412 its reverse (2145251234), we get a palindrome (6466776646).

The spelling of 4321525412 in words is "four billion, three hundred twenty-one million, five hundred twenty-five thousand, four hundred twelve".