4125531012 has 48 divisors (see below), whose sum is σ = 9729139392. Its totient is φ = 1360522240.

The previous prime is 4125531001. The next prime is 4125531013. The reversal of 4125531012 is 2101355214.

It is a happy number.

It is a super-2 number, since 2×4125531012² = 34040012261947488288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4125531013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 834187 + ... + 839117.

It is an arithmetic number, because the mean of its divisors is an integer number (202690404).

Almost surely, 2^4125531012 is an apocalyptic number.

It is an amenable number.

4125531012 is an abundant number, since it is smaller than the sum of its proper divisors (5603608380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4125531012 is a wasteful number, since it uses less digits than its factorization.

4125531012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5668 (or 5666 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 4125531012 is about 64230.2966831074. The cubic root of 4125531012 is about 1603.8359797914.

Adding to 4125531012 its reverse (2101355214), we get a palindrome (6226886226).

The spelling of 4125531012 in words is "four billion, one hundred twenty-five million, five hundred thirty-one thousand, twelve".