125019382 has 4 divisors (see below), whose sum is σ = 187529076. Its totient is φ = 62509690.

The previous prime is 125019379. The next prime is 125019383. The reversal of 125019382 is 283910521.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125019383) 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 as a sum of consecutive naturals, namely, 31254844 + ... + 31254847.

It is an arithmetic number, because the mean of its divisors is an integer number (46882269).

Almost surely, 2^125019382 is an apocalyptic number.

125019382 is a deficient number, since it is larger than the sum of its proper divisors (62509694).

125019382 is an equidigital number, since it uses as much as digits as its factorization.

125019382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62509693.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 125019382 is about 11181.2066432921. The cubic root of 125019382 is about 500.0258413311.

The spelling of 125019382 in words is "one hundred twenty-five million, nineteen thousand, three hundred eighty-two".