125618942 has 8 divisors (see below), whose sum is σ = 188483232. Its totient is φ = 62791200.

The previous prime is 125618917. The next prime is 125618971. The reversal of 125618942 is 249816521.

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

It is a junction number, because it is equal to n+sod(n) for n = 125618896 and 125618905.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2342 + ... + 16022.

It is an arithmetic number, because the mean of its divisors is an integer number (23560404).

Almost surely, 2^125618942 is an apocalyptic number.

125618942 is a deficient number, since it is larger than the sum of its proper divisors (62864290).

125618942 is a wasteful number, since it uses less digits than its factorization.

125618942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18274.

The product of its digits is 34560, while the sum is 38.

The square root of 125618942 is about 11207.9856352513. The cubic root of 125618942 is about 500.8238976397.

The spelling of 125618942 in words is "one hundred twenty-five million, six hundred eighteen thousand, nine hundred forty-two".