4011522125 has 16 divisors (see below), whose sum is σ = 5391487920. Its totient is φ = 2962353600.

The previous prime is 4011522107. The next prime is 4011522139. The reversal of 4011522125 is 5212251104.

It can be written as a sum of positive squares in 8 ways, for example, as 1453286884 + 2558235241 = 38122^2 + 50579^2 .

It is not a de Polignac number, because 4011522125 - 2⁸ = 4011521869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4011522125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232690 + ... + 1235939.

It is an arithmetic number, because the mean of its divisors is an integer number (336967995).

Almost surely, 2^4011522125 is an apocalyptic number.

It is an amenable number.

4011522125 is a deficient number, since it is larger than the sum of its proper divisors (1379965795).

4011522125 is a wasteful number, since it uses less digits than its factorization.

4011522125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468657 (or 2468647 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4011522125 is about 63336.5780967049. The cubic root of 4011522125 is about 1588.9237769293.

Adding to 4011522125 its reverse (5212251104), we get a palindrome (9223773229).

The spelling of 4011522125 in words is "four billion, eleven million, five hundred twenty-two thousand, one hundred twenty-five".