125339642 has 8 divisors (see below), whose sum is σ = 188264736. Its totient is φ = 62584732.

The previous prime is 125339587. The next prime is 125339663. The reversal of 125339642 is 246933521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 40688 + ... + 43659.

It is an arithmetic number, because the mean of its divisors is an integer number (23533092).

Almost surely, 2^125339642 is an apocalyptic number.

125339642 is a deficient number, since it is larger than the sum of its proper divisors (62925094).

125339642 is an equidigital number, since it uses as much as digits as its factorization.

125339642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85092.

The product of its digits is 38880, while the sum is 35.

The square root of 125339642 is about 11195.5188356771. The cubic root of 125339642 is about 500.4524464609.

The spelling of 125339642 in words is "one hundred twenty-five million, three hundred thirty-nine thousand, six hundred forty-two".