4152212525 has 6 divisors (see below), whose sum is σ = 5148743562. Its totient is φ = 3321770000.

The previous prime is 4152212521. The next prime is 4152212527. The reversal of 4152212525 is 5252122514.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 33396841 + 4118815684 = 5779^2 + 64178^2 .

It is not a de Polignac number, because 4152212525 - 2² = 4152212521 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4152212521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83044226 + ... + 83044275.

It is an arithmetic number, because the mean of its divisors is an integer number (858123927).

Almost surely, 2^4152212525 is an apocalyptic number.

It is an amenable number.

4152212525 is a deficient number, since it is larger than the sum of its proper divisors (996531037).

4152212525 is a wasteful number, since it uses less digits than its factorization.

4152212525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166088511 (or 166088506 counting only the distinct ones).

The product of its digits is 8000, while the sum is 29.

The square root of 4152212525 is about 64437.6638698207. The cubic root of 4152212525 is about 1607.2861092109.

The spelling of 4152212525 in words is "four billion, one hundred fifty-two million, two hundred twelve thousand, five hundred twenty-five".