4542125125 has 16 divisors (see below), whose sum is σ = 5679788400. Its totient is φ = 3626510400.

The previous prime is 4542125083. The next prime is 4542125129. The reversal of 4542125125 is 5215212454.

It can be written as a sum of positive squares in 8 ways, for example, as 29778849 + 4512346276 = 5457^2 + 67174^2 .

It is not a de Polignac number, because 4542125125 - 2⁷ = 4542124997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542125129) 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, 27931 + ... + 99319.

It is an arithmetic number, because the mean of its divisors is an integer number (354986775).

Almost surely, 2^4542125125 is an apocalyptic number.

It is an amenable number.

4542125125 is a deficient number, since it is larger than the sum of its proper divisors (1137663275).

4542125125 is an equidigital number, since it uses as much as digits as its factorization.

4542125125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71913 (or 71903 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 4542125125 is about 67395.2900802423. The cubic root of 4542125125 is about 1656.0992657411.

Adding to 4542125125 its reverse (5215212454), we get a palindrome (9757337579).

The spelling of 4542125125 in words is "four billion, five hundred forty-two million, one hundred twenty-five thousand, one hundred twenty-five".