4112528641 has 9 divisors (see below), whose sum is σ = 4454114409. Its totient is φ = 3795410736.

The previous prime is 4112528611. The next prime is 4112528653. The reversal of 4112528641 is 1468252114.

The square root of 4112528641 is 64129.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1248138241 + 2864390400 = 35329^2 + 53520^2 .

It is not a de Polignac number, because 4112528641 - 2²¹ = 4110431489 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4112528597 and 4112528606.

It is not an unprimeable number, because it can be changed into a prime (4112528611) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 831211 + ... + 836143.

It is an arithmetic number, because the mean of its divisors is an integer number (494901601).

Almost surely, 2^4112528641 is an apocalyptic number.

4112528641 is the 64129-th square number.

4112528641 is the 32065-th centered octagonal number.

It is an amenable number.

4112528641 is a deficient number, since it is larger than the sum of its proper divisors (341585768).

4112528641 is an frugal number, since it uses more digits than its factorization.

4112528641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9892 (or 4946 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The cubic root of 4112528641 is about 1602.1492783806.

The spelling of 4112528641 in words is "four billion, one hundred twelve million, five hundred twenty-eight thousand, six hundred forty-one".