125152250 has 32 divisors (see below), whose sum is σ = 235282320. Its totient is φ = 49848000.

The previous prime is 125152207. The next prime is 125152253. The reversal of 125152250 is 52251521.

It can be written as a sum of positive squares in 8 ways, for example, as 24611521 + 100540729 = 4961^2 + 10027^2 .

It is not an unprimeable number, because it can be changed into a prime (125152253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66320 + ... + 68180.

Almost surely, 2^125152250 is an apocalyptic number.

125152250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125152250 is a deficient number, since it is larger than the sum of its proper divisors (110130070).

125152250 is a wasteful number, since it uses less digits than its factorization.

125152250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147 (or 2137 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 125152250 is about 11187.1466424643. The cubic root of 125152250 is about 500.2029176377.

The spelling of 125152250 in words is "one hundred twenty-five million, one hundred fifty-two thousand, two hundred fifty".