4001526125 has 8 divisors (see below), whose sum is σ = 4993904760. Its totient is φ = 3201220800.

The previous prime is 4001526101. The next prime is 4001526127. The reversal of 4001526125 is 5216251004.

It can be written as a sum of positive squares in 4 ways, for example, as 490489609 + 3511036516 = 22147^2 + 59254^2 .

It is not a de Polignac number, because 4001526125 - 2¹² = 4001522029 is a prime.

It is a super-2 number, since 2×4001526125² = 32024422658115031250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4001526094 and 4001526103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001526127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16005980 + ... + 16006229.

It is an arithmetic number, because the mean of its divisors is an integer number (624238095).

Almost surely, 2^4001526125 is an apocalyptic number.

It is an amenable number.

4001526125 is a deficient number, since it is larger than the sum of its proper divisors (992378635).

4001526125 is an equidigital number, since it uses as much as digits as its factorization.

4001526125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32012224 (or 32012214 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 4001526125 is about 63257.6171302714. The cubic root of 4001526125 is about 1587.6029073349.

Adding to 4001526125 its reverse (5216251004), we get a palindrome (9217777129).

The spelling of 4001526125 in words is "four billion, one million, five hundred twenty-six thousand, one hundred twenty-five".