3525564145 has 4 divisors (see below), whose sum is σ = 4230676980. Its totient is φ = 2820451312.

The previous prime is 3525564139. The next prime is 3525564151. The reversal of 3525564145 is 5414655253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5414655253 = 7 ⋅773522179.

It is an interprime number because it is at equal distance from previous prime (3525564139) and next prime (3525564151).

It can be written as a sum of positive squares in 2 ways, for example, as 1540327009 + 1985237136 = 39247^2 + 44556^2 .

It is a cyclic number.

It is not a de Polignac number, because 3525564145 - 2³ = 3525564137 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3525564098 and 3525564107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352556410 + ... + 352556419.

It is an arithmetic number, because the mean of its divisors is an integer number (1057669245).

Almost surely, 2^3525564145 is an apocalyptic number.

It is an amenable number.

3525564145 is a deficient number, since it is larger than the sum of its proper divisors (705112835).

3525564145 is an equidigital number, since it uses as much as digits as its factorization.

3525564145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705112834.

The product of its digits is 360000, while the sum is 40.

The square root of 3525564145 is about 59376.4612030727. The cubic root of 3525564145 is about 1521.9820842758.

The spelling of 3525564145 in words is "three billion, five hundred twenty-five million, five hundred sixty-four thousand, one hundred forty-five".