125539250 has 32 divisors (see below), whose sum is σ = 235675440. Its totient is φ = 50073600.

The previous prime is 125539229. The next prime is 125539259. The reversal of 125539250 is 52935521.

It can be written as a sum of positive squares in 8 ways, for example, as 32041 + 125507209 = 179^2 + 11203^2 .

It is not an unprimeable number, because it can be changed into a prime (125539259) 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 15 ways as a sum of consecutive naturals, for example, 162866 + ... + 163634.

Almost surely, 2^125539250 is an apocalyptic number.

125539250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125539250 is a deficient number, since it is larger than the sum of its proper divisors (110136190).

125539250 is an equidigital number, since it uses as much as digits as its factorization.

125539250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 125539250 is about 11204.4299274885. The cubic root of 125539250 is about 500.7179685489.

The spelling of 125539250 in words is "one hundred twenty-five million, five hundred thirty-nine thousand, two hundred fifty".