5252142125 has 8 divisors (see below), whose sum is σ = 6554673528. Its totient is φ = 4201713600.

The previous prime is 5252142097. The next prime is 5252142131. The reversal of 5252142125 is 5212412525.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9947716 + 5242194409 = 3154^2 + 72403^2 .

It is not a de Polignac number, because 5252142125 - 2¹⁸ = 5251879981 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21008444 + ... + 21008693.

It is an arithmetic number, because the mean of its divisors is an integer number (819334191).

Almost surely, 2^5252142125 is an apocalyptic number.

It is an amenable number.

5252142125 is a deficient number, since it is larger than the sum of its proper divisors (1302531403).

5252142125 is an equidigital number, since it uses as much as digits as its factorization.

5252142125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42017152 (or 42017142 counting only the distinct ones).

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

The square root of 5252142125 is about 72471.6642902590. The cubic root of 5252142125 is about 1738.2496739061.

The spelling of 5252142125 in words is "five billion, two hundred fifty-two million, one hundred forty-two thousand, one hundred twenty-five".