142500125 has 16 divisors (see below), whose sum is σ = 179852400. Its totient is φ = 112710400.

The previous prime is 142500109. The next prime is 142500131. The reversal of 142500125 is 521005241.

142500125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 82700836 + 59799289 = 9094^2 + 7733^2 .

It is not a de Polignac number, because 142500125 - 2⁴ = 142500109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142500097 and 142500106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4721 + ... + 17529.

It is an arithmetic number, because the mean of its divisors is an integer number (11240775).

Almost surely, 2^142500125 is an apocalyptic number.

It is an amenable number.

142500125 is a deficient number, since it is larger than the sum of its proper divisors (37352275).

142500125 is an equidigital number, since it uses as much as digits as its factorization.

142500125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12913 (or 12903 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 142500125 is about 11937.3416219860. The cubic root of 142500125 is about 522.3221161368.

Adding to 142500125 its reverse (521005241), we get a palindrome (663505366).

The spelling of 142500125 in words is "one hundred forty-two million, five hundred thousand, one hundred twenty-five".